动词
中文翻译：关闭
同义词：
['close', 'close down', 'close off例句：1. Please close the door before leaving.（请在离开前关上门。）']
例句：
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1. Please close the door before leaving.
请在离开前关上门。
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2.The factory is closed for maintenance.
工厂因维修而关闭。
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3.The door was closed by a strong wind.
一阵强风把门关上了。