diff --git a/nonebot/__init__.py b/nonebot/__init__.py
index 8c26145e..11dad7cd 100644
--- a/nonebot/__init__.py
+++ b/nonebot/__init__.py
@@ -28,11 +28,11 @@ import importlib
 import pkg_resources
 from typing import Dict, Type, Optional
 
+from nonebot.adapters import Bot
+from nonebot.drivers import Driver
 from nonebot.utils import escape_tag
 from nonebot.config import Env, Config
-from nonebot.adapters import BaseBot as Bot
 from nonebot.log import logger, default_filter
-from nonebot.drivers import BaseDriver as Driver
 
 _dist: pkg_resources.Distribution = pkg_resources.get_distribution("nonebot2")
 __version__ = _dist.version
diff --git a/nonebot/adapters/__init__.py b/nonebot/adapters/__init__.py
index 00fad277..317b6919 100644
--- a/nonebot/adapters/__init__.py
+++ b/nonebot/adapters/__init__.py
@@ -15,10 +15,10 @@ from pydantic import BaseModel
 from nonebot.config import Config
 
 if TYPE_CHECKING:
-    from nonebot.drivers import BaseDriver as Driver, BaseWebSocket as WebSocket
+    from nonebot.drivers import Driver, WebSocket
 
 
-class BaseBot(abc.ABC):
+class Bot(abc.ABC):
     """
     Bot 基类。用于处理上报消息，并提供 API 调用接口。
     """
@@ -141,7 +141,7 @@ class BaseBot(abc.ABC):
 T = TypeVar("T", bound=BaseModel)
 
 
-class BaseEvent(abc.ABC, Generic[T]):
+class Event(abc.ABC, Generic[T]):
     """
     Event 基类。提供上报信息的关键信息，其余信息可从原始上报消息获取。
     """
@@ -304,7 +304,7 @@ class BaseEvent(abc.ABC, Generic[T]):
 
 
 @dataclass
-class BaseMessageSegment(abc.ABC):
+class MessageSegment(abc.ABC):
     """消息段基类"""
     type: str
     """
@@ -349,7 +349,7 @@ class BaseMessageSegment(abc.ABC):
         return cls("text", {"text": text})
 
 
-class BaseMessage(list, abc.ABC):
+class Message(list, abc.ABC):
     """消息数组"""
 
     def __init__(self,
diff --git a/nonebot/adapters/cqhttp/bot.py b/nonebot/adapters/cqhttp/bot.py
index 5ab62586..e861aa91 100644
--- a/nonebot/adapters/cqhttp/bot.py
+++ b/nonebot/adapters/cqhttp/bot.py
@@ -10,8 +10,8 @@ import httpx
 from nonebot.log import logger
 from nonebot.config import Config
 from nonebot.typing import overrides
-from nonebot.adapters import BaseBot
 from nonebot.message import handle_event
+from nonebot.adapters import Bot as BaseBot
 from nonebot.exception import RequestDenied
 
 from .event import Event
diff --git a/nonebot/adapters/cqhttp/bot.pyi b/nonebot/adapters/cqhttp/bot.pyi
index 07463175..825432e8 100644
--- a/nonebot/adapters/cqhttp/bot.pyi
+++ b/nonebot/adapters/cqhttp/bot.pyi
@@ -2,7 +2,7 @@ import asyncio
 from typing import Any, Dict, List, Union, Optional
 
 from nonebot.config import Config
-from nonebot.adapters import BaseBot
+from nonebot.adapters import Bot as BaseBot
 from nonebot.drivers import BaseDriver as Driver, BaseWebSocket as WebSocket
 
 from .event import Event
diff --git a/nonebot/adapters/cqhttp/event.py b/nonebot/adapters/cqhttp/event.py
index e813d24b..ac714806 100644
--- a/nonebot/adapters/cqhttp/event.py
+++ b/nonebot/adapters/cqhttp/event.py
@@ -1,7 +1,7 @@
 from typing import Optional
 
 from nonebot.typing import overrides
-from nonebot.adapters import BaseEvent
+from nonebot.adapters import Event as BaseEvent
 
 from .message import Message
 
diff --git a/nonebot/adapters/cqhttp/message.py b/nonebot/adapters/cqhttp/message.py
index acc6c6cf..dffd4e4e 100644
--- a/nonebot/adapters/cqhttp/message.py
+++ b/nonebot/adapters/cqhttp/message.py
@@ -2,7 +2,7 @@ import re
 from typing import Any, Dict, Union, Tuple, Iterable, Optional
 
 from nonebot.typing import overrides
-from nonebot.adapters import BaseMessage, BaseMessageSegment
+from nonebot.adapters import Message as BaseMessage, MessageSegment as BaseMessageSegment
 
 from .utils import log, escape, unescape, _b2s
 
diff --git a/nonebot/adapters/ding/bot.py b/nonebot/adapters/ding/bot.py
index c8c9ad20..c5ba4b61 100644
--- a/nonebot/adapters/ding/bot.py
+++ b/nonebot/adapters/ding/bot.py
@@ -6,8 +6,8 @@ from typing import Any, Union, Optional, TYPE_CHECKING
 import httpx
 from nonebot.log import logger
 from nonebot.config import Config
-from nonebot.adapters import BaseBot
 from nonebot.message import handle_event
+from nonebot.adapters import Bot as BaseBot
 from nonebot.exception import RequestDenied
 
 from .utils import log
diff --git a/nonebot/adapters/ding/event.py b/nonebot/adapters/ding/event.py
index ccd1ab47..87c16f25 100644
--- a/nonebot/adapters/ding/event.py
+++ b/nonebot/adapters/ding/event.py
@@ -1,6 +1,6 @@
 from typing import Union, Optional
 
-from nonebot.adapters import BaseEvent
+from nonebot.adapters import Event as BaseEvent
 
 from .message import Message
 from .model import MessageModel, ConversationType, TextMessage
diff --git a/nonebot/adapters/ding/message.py b/nonebot/adapters/ding/message.py
index c8b39488..7fe53e88 100644
--- a/nonebot/adapters/ding/message.py
+++ b/nonebot/adapters/ding/message.py
@@ -1,6 +1,6 @@
 from typing import Any, Dict, Union, Iterable
 
-from nonebot.adapters import BaseMessage, BaseMessageSegment
+from nonebot.adapters import Message as BaseMessage, MessageSegment as BaseMessageSegment
 
 from .utils import log
 from .model import TextMessage
diff --git a/nonebot/drivers/__init__.py b/nonebot/drivers/__init__.py
index af4f960e..b20f535b 100644
--- a/nonebot/drivers/__init__.py
+++ b/nonebot/drivers/__init__.py
@@ -12,10 +12,10 @@ from nonebot.log import logger
 from nonebot.config import Env, Config
 
 if TYPE_CHECKING:
-    from nonebot.adapters import BaseBot as Bot
+    from nonebot.adapters import Bot
 
 
-class BaseDriver(abc.ABC):
+class Driver(abc.ABC):
     """
     Driver 基类。将后端框架封装，以满足适配器使用。
     """
@@ -140,7 +140,7 @@ class BaseDriver(abc.ABC):
         raise NotImplementedError
 
 
-class BaseWebSocket(object):
+class WebSocket(object):
     """WebSocket 连接封装，统一接口方便外部调用。"""
 
     @abc.abstractmethod
diff --git a/nonebot/drivers/fastapi.py b/nonebot/drivers/fastapi.py
index 073f3748..fe0b2a47 100644
--- a/nonebot/drivers/fastapi.py
+++ b/nonebot/drivers/fastapi.py
@@ -23,7 +23,7 @@ from nonebot.typing import overrides
 from nonebot.config import Env, Config
 from nonebot.utils import DataclassEncoder
 from nonebot.exception import RequestDenied
-from nonebot.drivers import BaseDriver, BaseWebSocket
+from nonebot.drivers import Driver as BaseDriver, WebSocket as BaseWebSocket
 
 
 class Driver(BaseDriver):
diff --git a/nonebot/matcher.py b/nonebot/matcher.py
index e91a4e26..fc953f28 100644
--- a/nonebot/matcher.py
+++ b/nonebot/matcher.py
@@ -20,9 +20,7 @@ from nonebot.typing import State, Handler, ArgsParser
 from nonebot.exception import PausedException, RejectedException, FinishedException
 
 if TYPE_CHECKING:
-    from nonebot.adapters import (BaseBot as Bot, BaseEvent as Event,
-                                  BaseMessage as Message, BaseMessageSegment as
-                                  MessageSegment)
+    from nonebot.adapters import Bot, Event, Message, MessageSegment
 
 matchers: Dict[int, List[Type["Matcher"]]] = defaultdict(list)
 """
diff --git a/nonebot/message.py b/nonebot/message.py
index 89e04835..3b0174b8 100644
--- a/nonebot/message.py
+++ b/nonebot/message.py
@@ -17,7 +17,7 @@ from nonebot.exception import IgnoredException, StopPropagation
 from nonebot.typing import State, EventPreProcessor, RunPreProcessor, EventPostProcessor, RunPostProcessor
 
 if TYPE_CHECKING:
-    from nonebot.adapters import BaseBot as Bot, BaseEvent as Event
+    from nonebot.adapters import Bot, Event
 
 _event_preprocessors: Set[EventPreProcessor] = set()
 _event_postprocessors: Set[EventPostProcessor] = set()
diff --git a/nonebot/permission.py b/nonebot/permission.py
index 62d5f62f..d5f12db8 100644
--- a/nonebot/permission.py
+++ b/nonebot/permission.py
@@ -16,7 +16,7 @@ from nonebot.utils import run_sync
 from nonebot.typing import PermissionChecker
 
 if TYPE_CHECKING:
-    from nonebot.adapters import BaseBot as Bot, BaseEvent as Event
+    from nonebot.adapters import Bot, Event
 
 
 class Permission:
diff --git a/nonebot/plugin.py b/nonebot/plugin.py
index 527ff533..2181d3bd 100644
--- a/nonebot/plugin.py
+++ b/nonebot/plugin.py
@@ -27,8 +27,8 @@ plugins: Dict[str, "Plugin"] = {}
 :说明: 已加载的插件
 """
 
-_tmp_matchers: ContextVar[Set[Type[Matcher]]] = ContextVar("_tmp_matchers")
 _export: ContextVar["Export"] = ContextVar("_export")
+_tmp_matchers: ContextVar[Set[Type[Matcher]]] = ContextVar("_tmp_matchers")
 
 
 class Export(dict):
diff --git a/nonebot/plugin.pyi b/nonebot/plugin.pyi
index a4617f80..f61ef499 100644
--- a/nonebot/plugin.pyi
+++ b/nonebot/plugin.pyi
@@ -10,8 +10,8 @@ from nonebot.typing import State, Handler, RuleChecker
 
 plugins: Dict[str, "Plugin"] = ...
 
-_tmp_matchers: ContextVar[Set[Type[Matcher]]] = ...
 _export: ContextVar["Export"] = ...
+_tmp_matchers: ContextVar[Set[Type[Matcher]]] = ...
 
 
 class Export(dict):
diff --git a/nonebot/plugins/base.py b/nonebot/plugins/base.py
index bb6c4164..1513dbde 100644
--- a/nonebot/plugins/base.py
+++ b/nonebot/plugins/base.py
@@ -4,7 +4,7 @@ from nonebot.rule import to_me
 from nonebot.typing import State
 from nonebot.plugin import on_command
 from nonebot.permission import SUPERUSER
-from nonebot.adapters import BaseBot as Bot, BaseEvent as Event, BaseMessageSegment as MessageSegment
+from nonebot.adapters import Bot, Event, MessageSegment
 
 say = on_command("say", to_me(), permission=SUPERUSER)
 
diff --git a/nonebot/rule.py b/nonebot/rule.py
index 47ed8fc7..99f96112 100644
--- a/nonebot/rule.py
+++ b/nonebot/rule.py
@@ -22,7 +22,7 @@ from nonebot.utils import run_sync
 from nonebot.typing import State, RuleChecker
 
 if TYPE_CHECKING:
-    from nonebot.adapters import BaseBot as Bot, BaseEvent as Event
+    from nonebot.adapters import Bot, Event
 
 
 class Rule:
diff --git a/nonebot/typing.py b/nonebot/typing.py
index 8ed2a4a5..a23d527f 100644
--- a/nonebot/typing.py
+++ b/nonebot/typing.py
@@ -18,18 +18,10 @@
     https://docs.python.org/3/library/typing.html
 """
 
-from types import ModuleType
-from typing import NoReturn, TYPE_CHECKING
-from typing import Any, Set, List, Dict, Type, Tuple, Mapping
-from typing import Union, TypeVar, Optional, Iterable, Callable, Awaitable, Generic
+from typing import Any, Dict, Union, Optional, Callable, Awaitable, TYPE_CHECKING
 
-# import some modules needed when checking types
 if TYPE_CHECKING:
-    from nonebot.rule import Rule as RuleClass
-    from nonebot.drivers import BaseDriver, BaseWebSocket
-    from nonebot.permission import Permission as PermissionClass
-    from nonebot.adapters import BaseBot, BaseEvent, BaseMessage, BaseMessageSegment
-    from nonebot.matcher import Matcher as MatcherClass
+    from nonebot.rule import Rule
 
 
 def overrides(InterfaceClass: object):
@@ -42,56 +34,6 @@ def overrides(InterfaceClass: object):
     return overrider
 
 
-Driver = TypeVar("Driver", bound="BaseDriver")
-"""
-:类型: ``BaseDriver``
-
-:说明:
-
-  所有 Driver 的基类。
-"""
-WebSocket = TypeVar("WebSocket", bound="BaseWebSocket")
-"""
-:类型: ``BaseWebSocket``
-
-:说明:
-
-  所有 WebSocket 的基类。
-"""
-
-Bot = TypeVar("Bot", bound="BaseBot")
-"""
-:类型: ``BaseBot``
-
-:说明:
-
-  所有 Bot 的基类。
-"""
-Event = TypeVar("Event", bound="BaseEvent")
-"""
-:类型: ``BaseEvent``
-
-:说明:
-
-  所有 Event 的基类。
-"""
-Message = TypeVar("Message", bound="BaseMessage")
-"""
-:类型: ``BaseMessage``
-
-:说明:
-
-  所有 Message 的基类。
-"""
-MessageSegment = TypeVar("MessageSegment", bound="BaseMessageSegment")
-"""
-:类型: ``BaseMessageSegment``
-
-:说明:
-
-  所有 MessageSegment 的基类。
-"""
-
 State = Dict[Any, Any]
 """
 :类型: ``Dict[Any, Any]``
@@ -134,22 +76,6 @@ RunPostProcessor = Callable[["Matcher", Optional[Exception], Bot, Event, State],
   事件响应器运行前预处理函数 RunPostProcessor 类型，第二个参数为运行时产生的错误（如果存在）
 """
 
-Matcher = TypeVar("Matcher", bound="MatcherClass")
-"""
-:类型: ``Matcher``
-
-:说明:
-
-  Matcher 即响应事件的处理类。通过 Rule 判断是否响应事件，运行 Handler。
-"""
-Rule = TypeVar("Rule", bound="RuleClass")
-"""
-:类型: ``Rule``
-
-:说明:
-
-  Rule 即判断是否响应事件的处理类。内部存储 RuleChecker ，返回全为 True 则响应事件。
-"""
 RuleChecker = Callable[[Bot, Event, State], Union[bool, Awaitable[bool]]]
 """
 :类型: ``Callable[[Bot, Event, State], Union[bool, Awaitable[bool]]]``
@@ -158,14 +84,6 @@ RuleChecker = Callable[[Bot, Event, State], Union[bool, Awaitable[bool]]]
 
   RuleChecker 即判断是否响应事件的处理函数。
 """
-Permission = TypeVar("Permission", bound="PermissionClass")
-"""
-:类型: ``Permission``
-
-:说明:
-
-  Permission 即判断是否响应消息的处理类。内部存储 PermissionChecker ，返回只要有一个 True 则响应消息。
-"""
 PermissionChecker = Callable[[Bot, Event], Union[bool, Awaitable[bool]]]
 """
 :类型: ``Callable[[Bot, Event], Union[bool, Awaitable[bool]]]``
diff --git a/tests/test_plugins/test_delete.py b/tests/test_plugins/test_delete.py
index bd02cfbc..98d8f16c 100644
--- a/tests/test_plugins/test_delete.py
+++ b/tests/test_plugins/test_delete.py
@@ -1,14 +1,15 @@
 import asyncio
 
 from nonebot import on_message
+from nonebot.typing import State
 from nonebot.permission import USER
-from nonebot.typing import Bot, Event
+from nonebot.adapters import Bot, Event
 
 a = on_message(priority=0, permission=USER(123123123), temp=True)
 
 
 @a.handle()
-async def test_a(bot: Bot, event: Event, state: dict):
+async def test_a(bot: Bot, event: Event, state: State):
     print("======== A Received ========")
     print("======== A Running Completed ========")
 
@@ -17,7 +18,7 @@ b = on_message(priority=0, permission=USER(123456789), temp=True)
 
 
 @b.handle()
-async def test_b(bot: Bot, event: Event, state: dict):
+async def test_b(bot: Bot, event: Event, state: State):
     print("======== B Received ========")
     await asyncio.sleep(10)
     print("======== B Running Completed ========")
@@ -27,5 +28,5 @@ c = on_message(priority=0, permission=USER(1111111111))
 
 
 @c.handle()
-async def test_c(bot: Bot, event: Event, state: dict):
+async def test_c(bot: Bot, event: Event, state: State):
     print("======== C Received ========")
diff --git a/tests/test_plugins/test_group/commands.py b/tests/test_plugins/test_group/commands.py
index 52242d32..3f6a1184 100644
--- a/tests/test_plugins/test_group/commands.py
+++ b/tests/test_plugins/test_group/commands.py
@@ -1,4 +1,5 @@
-from nonebot.typing import Bot, Event
+from nonebot.typing import State
+from nonebot.adapters import Bot, Event
 from nonebot.permission import GROUP_OWNER
 
 from . import cmd
@@ -7,5 +8,5 @@ test_1 = cmd.command("1", aliases={"test"}, permission=GROUP_OWNER)
 
 
 @test_1.handle()
-async def test1(bot: Bot, event: Event, state: dict):
+async def test1(bot: Bot, event: Event, state: State):
     await test_1.finish(event.raw_message)
diff --git a/tests/test_plugins/test_group/matches.py b/tests/test_plugins/test_group/matches.py
index 8c3c786b..f6b5ab86 100644
--- a/tests/test_plugins/test_group/matches.py
+++ b/tests/test_plugins/test_group/matches.py
@@ -1,9 +1,10 @@
-from nonebot.typing import Bot, Event
+from nonebot.typing import State
+from nonebot.adapters import Bot, Event
 
 from . import match
 
 
-async def heartbeat(bot: Bot, event: Event, state: dict) -> bool:
+async def heartbeat(bot: Bot, event: Event, state: State) -> bool:
     return event.detail_type == "heartbeat"
 
 
@@ -11,5 +12,5 @@ test = match.on_metaevent(rule=heartbeat)
 
 
 @test.receive()
-async def handle_heartbeat(bot: Bot, event: Event, state: dict):
+async def handle_heartbeat(bot: Bot, event: Event, state: State):
     print("[i] Heartbeat")
diff --git a/tests/test_plugins/test_metaevent.py b/tests/test_plugins/test_metaevent.py
index 439513b1..37a171ce 100644
--- a/tests/test_plugins/test_metaevent.py
+++ b/tests/test_plugins/test_metaevent.py
@@ -1,8 +1,9 @@
-from nonebot.typing import Bot, Event
+from nonebot.typing import State
+from nonebot.adapters import Bot, Event
 from nonebot.plugin import on_metaevent
 
 
-async def heartbeat(bot: Bot, event: Event, state: dict) -> bool:
+async def heartbeat(bot: Bot, event: Event, state: State) -> bool:
     return event.detail_type == "heartbeat"
 
 
diff --git a/tests/test_plugins/test_package/test_command.py b/tests/test_plugins/test_package/test_command.py
index fd85b1d9..c7e4ba31 100644
--- a/tests/test_plugins/test_package/test_command.py
+++ b/tests/test_plugins/test_package/test_command.py
@@ -1,13 +1,13 @@
 from nonebot.rule import to_me
-from nonebot.typing import Event
+from nonebot.typing import State
 from nonebot.plugin import on_command
-from nonebot.adapters.cqhttp import Bot
+from nonebot.adapters.cqhttp import Bot, Event
 
 test_command = on_command("帮助", to_me())
 
 
 @test_command.handle()
-async def test_handler(bot: Bot, event: Event, state: dict):
+async def test_handler(bot: Bot, event: Event, state: State):
     args = str(event.message).strip()
     print("[!] Command:", state["_prefix"], "Args:", args)
     if args:
@@ -17,7 +17,7 @@ async def test_handler(bot: Bot, event: Event, state: dict):
 
 
 @test_command.got("help", prompt="你要帮助的命令是？")
-async def test_handler(bot: Bot, event: Event, state: dict):
+async def test_handler(bot: Bot, event: Event, state: State):
     print("[!] Command 帮助:", state["help"])
     if state["help"] not in ["test1", "test2"]:
         await test_command.reject(f"{state['help']} 不支持，请重新输入！")
diff --git a/tests/test_plugins/test_permission.py b/tests/test_plugins/test_permission.py
index 23d4e0f5..9147cae8 100644
--- a/tests/test_plugins/test_permission.py
+++ b/tests/test_plugins/test_permission.py
@@ -1,18 +1,18 @@
 from nonebot.rule import to_me
-from nonebot.typing import Event
+from nonebot.typing import State
 from nonebot.plugin import on_startswith
-from nonebot.adapters.cqhttp import Bot
-from nonebot.adapters.ding import Bot as DingBot, Event as DingEvent
 from nonebot.permission import GROUP_ADMIN
+from nonebot.adapters.ding import Bot as DingBot, Event as DingEvent
+from nonebot.adapters.cqhttp import Bot as CQHTTPBot, Event as CQHTTPEvent
 
 test_command = on_startswith("hello", to_me(), permission=GROUP_ADMIN)
 
 
 @test_command.handle()
-async def test_handler(bot: Bot, event: Event, state: dict):
+async def test_handler(bot: CQHTTPBot, event: CQHTTPEvent, state: State):
     await test_command.finish("cqhttp hello")
 
 
 @test_command.handle()
-async def test_handler(bot: DingBot, event: DingEvent, state: dict):
+async def test_handler(bot: DingBot, event: DingEvent, state: State):
     await test_command.finish("ding hello")
diff --git a/tests/test_plugins/test_processor.py b/tests/test_plugins/test_processor.py
index 8352dbdb..bfd030e5 100644
--- a/tests/test_plugins/test_processor.py
+++ b/tests/test_plugins/test_processor.py
@@ -1,13 +1,15 @@
-from nonebot.typing import Bot, Event, Matcher
+from nonebot.typing import State
+from nonebot.matcher import Matcher
+from nonebot.adapters import Bot, Event
 from nonebot.message import event_preprocessor, run_preprocessor
 
 
 @event_preprocessor
-async def handle(bot: Bot, event: Event, state: dict):
+async def handle(bot: Bot, event: Event, state: State):
     state["preprocessed"] = True
     print(event)
 
 
 @run_preprocessor
-async def run(matcher: Matcher, bot: Bot, event: Event, state: dict):
+async def run(matcher: Matcher, bot: Bot, event: Event, state: State):
     print(matcher)
diff --git a/tests/test_plugins/test_weather.py b/tests/test_plugins/test_weather.py
index 26effa5d..73f8f5c2 100644
--- a/tests/test_plugins/test_weather.py
+++ b/tests/test_plugins/test_weather.py
@@ -1,12 +1,13 @@
 from nonebot import on_command
 from nonebot.rule import to_me
-from nonebot.typing import Bot, Event
+from nonebot.typing import State
+from nonebot.adapters import Bot, Event
 
 weather = on_command("天气", rule=to_me(), priority=1)
 
 
 @weather.handle()
-async def handle_first_receive(bot: Bot, event: Event, state: dict):
+async def handle_first_receive(bot: Bot, event: Event, state: State):
     args = str(event.message).strip()  # 首次发送命令时跟随的参数，例：/天气 上海，则args为上海
     print(f"==={args}===")
     if args:
@@ -14,7 +15,7 @@ async def handle_first_receive(bot: Bot, event: Event, state: dict):
 
 
 @weather.got("city", prompt="你想查询哪个城市的天气呢？")
-async def handle_city(bot: Bot, event: Event, state: dict):
+async def handle_city(bot: Bot, event: Event, state: State):
     city = state["city"]
     if city not in ["上海", "北京"]:
         await weather.reject("你想查询的城市暂不支持，请重新输入！")