diff --git a/source/constants.py b/source/constants.py
index 2c16e03..4f64aa7 100755
--- a/source/constants.py
+++ b/source/constants.py
@@ -658,11 +658,12 @@ CHOOSE = 'choose'
 PLAY = 'play'
 
 # 记录本地存储文件初始值
-INIT_USERDATA = {   LEVEL_NUM:1,
-                    LITTLEGAME_NUM:1,
-                    LEVEL_COMPLETIONS:0,
-                    LITTLEGAME_COMPLETIONS:0,
-                    }
+INIT_USERDATA = {   
+                LEVEL_NUM:1,
+                LITTLEGAME_NUM:1,
+                LEVEL_COMPLETIONS:0,
+                LITTLEGAME_COMPLETIONS:0,
+                }
 
 # 无穷大常量
-INF = float("inf")  # python传递字符串性能较低，故在这里对inf声明一次，以后仅需调用即可
+INF = float("inf")  # python传递字符串性能较低，故在这里对inf声明一次，以后仅需调用即可，虽然真正的用处是可以自动补全（
diff --git a/source/tool.py b/source/tool.py
index 29f4fa8..9dab9a7 100755
--- a/source/tool.py
+++ b/source/tool.py
@@ -46,7 +46,6 @@ class Control():
             with open(c.USERDATA_PATH) as f:
                 userdata = json.load(f)
             # 导入数据
-            self.game_info = {c.CURRENT_TIME:0} # 时间信息需要新建
             self.game_info.update(userdata)
         except FileNotFoundError:
             # 不存在存档即新建
@@ -55,8 +54,9 @@ class Control():
             with open(c.USERDATA_PATH, "w") as f:
                 savedata = json.dumps(c.INIT_USERDATA, sort_keys=True, indent=4)
                 f.write(savedata)
-            self.game_info = userdata
-            self.game_info[c.CURRENT_TIME] = 0  # 时间信息需要新建
+            self.game_info = c.INIT_USERDATA.copy() # 内部全是不可变对象，浅拷贝即可
+        # 存档内不包含即时游戏时间信息，需要新建
+        self.game_info[c.CURRENT_TIME] = 0
 
  
     def setup_states(self, state_dict, start_state):