名词
中文翻译：非密封门
同义词：
['unsealed door', 'unbolted door']
例句：
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1.The security guard kept an eye on the non-watertight door.
保安盯着那扇非密封门。
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2.The old house had a non-watertight door that led to a secret room.
这所老房子有一个非密封的门，通往一个秘密房间。
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3. The new factory has a non-watertight door for employees to access the back office.
新工厂为员工提供了一个非密封门，以便进入后部办公室。