形容词
中文翻译：忙碌的
同义词：
['busy', 'occupied', 'active']
例句：
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1. The office is in a state of great activity today.
今天办公室非常忙碌。
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2. He has been very busy with his work recently.
他最近一直很忙，忙于工作。
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3. The restaurant is always crowded with people during the weekends.
周末这家餐厅总是人满为患。