名词
中文翻译：锁定中心销
同义词：
['locking pin', 'locking bolt', 'locking screw']
例句：
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1. Thecar was locked in the garage until the owner came to unlock it.
直到车主来解锁，这辆车才被锁在车库里。
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2. The safe had a locking mechanism that could only be opened with a combination of numbers.
这个保险箱有一个只能通过数字组合才能打开的锁定机制。
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3.The locking system on the door is designed to prevent unauthorized access.
门上的锁定系统旨在防止未经授权的进入。