名词
中文翻译：锁闭的凹槽
同义词：
['secure recess', 'locking compartment', 'secure recess']
例句：
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1. Thedoor has a locking recess to prevent unauthorized access.
这扇门有一个锁闭凹槽，以防止未经授权的进入。
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2. The safe had a locking recess that could be used to hide valuables.
这个保险箱有一个锁闭凹槽，可以用来隐藏贵重物品。
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3.The car's trunk has a locking recess for storing items securely.
汽车的后备箱有一个锁闭凹槽，可以安全地存放物品。