答案解析

查看更多优质解析解答一举报complain [kəm\'plein] vi.

1.

抱怨,

诉苦,

发牢骚：例句: She is always complaining.

她整天发牢骚.

They never complained about working overtime.

他们对加班加点从来不抱怨.

2.

申诉,

控诉；抗议：例句: I have to.

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