名词
中文翻译：门枢
同义词：
['pivot', 'hinge', 'handle', 'lever']
例句：
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1. The gate pivot is the most critical part of the door mechanism.
门枢是门机制中最关键部分。
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2. The hinges on the door are worn out, and they need to be replaced.
门上的铰链磨损了，需要更换。
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3. The handle on the knob is loose, so I'll have to tighten it.
把手松动了，我得拧紧它。