变量在程序中的可用范围称为该变量的作用域。The scope of a specific variable used in a program is called the scope of the variable.
A.正确
B.错误
正确答案：正确
变量在程序中的可用范围称为该变量的作用域。The scope of a specific variable used in a program is called the scope of the variable.
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