You know that a person who works very hard is often described as an "eager beaver" or "busy beaver.

你们知道，工作非常勤奋的人常常被描绘成“卖力的河狸”或“忙碌的河狸”。

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You know that saying "busy as a beaver"?

你没听人家说“忙得像海狸”吗？

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You know that saying "busy as a beaver"?

你没听人家说“忙得像海狸”吗？

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