diff --git a/nl_processor.py b/nl_processor.py
index 08dde1cb..a5557718 100644
--- a/nl_processor.py
+++ b/nl_processor.py
@@ -25,7 +25,7 @@ def parse_potential_commands(sentence):
         processed = False
         for regex in processor[0]:
             for word, flag in segmentation:
-                if re.match(regex, word):
+                if re.search(regex, word):
                     result = processor[1](sentence, segmentation)
                     if result:
                         potential_commands.append(result)
diff --git a/nl_processors/weather.py b/nl_processors/weather.py
index 707c62fa..02e90837 100644
--- a/nl_processors/weather.py
+++ b/nl_processors/weather.py
@@ -2,12 +2,12 @@ import re
 
 from nl_processor import as_processor
 
-_keywords = ('天气', '气温', '空气(质量)?', '温度', '多少度', '(风|雨|雪|冰雹|霜|雾|霾)')
+_keywords = ('天气', '气温', '空气(质量)?', '温度', '多少度', '风|雨|雪|冰雹|霜|雾|霾')
 
 
 def _match_keywords(word):
     for regex in _keywords:
-        if re.match(regex, word):
+        if re.search(regex, word):
             return True
     return False