diff --git a/docs/.vitepress/theme/index.ts b/docs/.vitepress/theme/index.ts
index 631772e..0b62937 100644
--- a/docs/.vitepress/theme/index.ts
+++ b/docs/.vitepress/theme/index.ts
@@ -1,29 +1,3 @@
 import DefaultTheme from 'vitepress/theme-without-fonts'
-import Theme from 'vitepress/theme'
-import {createI18n} from 'vue-i18n'
 import './fonts.css'
-
-const i18n = createI18n({
-    // something vue-i18n options here ..
-    messages: {
-        en: {
-            tip: "TIP",
-        },
-        ja: {
-            tip: "ヒント",
-        },
-        zh: {
-            tip: "提示",
-        },
-        zht: {
-            tip: "提示",
-        }
-    }
-})
-
-export default {
-    extends: Theme,
-    enhanceApp({app}) {
-        app.use(i18n)
-    }
-}
\ No newline at end of file
+export default DefaultTheme
\ No newline at end of file
diff --git a/mbcp/mp_math/plane.py b/mbcp/mp_math/plane.py
index 32b2426..c92e226 100644
--- a/mbcp/mp_math/plane.py
+++ b/mbcp/mp_math/plane.py
@@ -98,7 +98,7 @@ class Plane3:
     def cal_intersection_line3(self, other: 'Plane3') -> 'Line3':
         r"""
         计算两平面的交线。
-        :::tip {{ $t('tip') }}
+        :::tip
         计算两平面交线的一般步骤:
         1. 求两平面的法向量的叉乘得到方向向量
         $$ d = n1 \times n2 $$