名词
中文翻译：上锁的门
同义词：
['upper lock', 'upper door', 'upper bolt例句：1. The oldhouse has a very old upper gate thatneeds to be replaced.（这所老房子有一个非常旧的上锁门，需要更换。）']
例句：
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1. The oldhouse has a very old upper gate thatneeds to be replaced.
这所老房子有一个非常旧的上锁门，需要更换。
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2. The car was parked in theupper gate of the garage.
汽车停在车库的上锁门处。
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3. The thief tried to open theupper gate of the safe witha screwdriver.
小偷试图用螺丝刀打开保险箱的上锁门。