It is sometimes necessary for all the objects of a particular class type to access a global object.

对于特定类类型的全体对象而言，访问一个全局对象有时是必要的。

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It is sometimes necessary for all the objects of a particular class type to access a global object.

对于特定类类型的全体对象而言，访问一个全局对象有时是必要的。

youdao