diff --git a/level2.py b/level2.py
index 46c2674..717106b 100644
--- a/level2.py
+++ b/level2.py
@@ -12,21 +12,21 @@ input_name = input("请输入姓名(Name): ").strip()
 input_location = input("请输入地点(Location): ").strip()
 input_communication = input("请输入联系方式(Communication): ").strip()
 
-# 检查姓名是否合法
+# 检查姓名是否有效
 def is_valid_name(name):
     for role in Name["Agent"]["Orientation"].values():
         if name in role:
             return True
     return False
 
-# 检查地点是否合法
+# 检查地点是否有效
 def is_valid_location(location):
     for loc_list in Locations.values():
         if location in loc_list:
             return True
     return False
 
-# 检查联系方式是否合法
+# 检查联系方式是否有效
 def is_valid_communication(communication):
     return communication in Communications