freeCodeCamp/guide/chinese/python/parenthesis-for-boolean-operations/index.md

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Python Parenthesis for Boolean Operations	布尔运算的Python括号

就像在数学中一样，括号可用于覆盖操作的顺序：

>>> not True or True 
 True 
 >>> not (True or True) 
 False 
 
 >>> True or False and False 
 True 
 >>> (True or False) and False 
 False