名词
中文翻译：重叠门
同义词：
['overlapping door', 'overlapping barrier']
例句：
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1. The overlappinggates are designed to keep people out while allowing them in.
重叠的门设计用来阻止人们进入，同时允许他们进出。
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2.The overlapping gates were installed to improve security at the entrance.
重叠的门被安装来提高入口的安全性。
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3. The overlapping gates create a sense of privacy and security for the residents.
重叠的门为居民创造了一种隐私和安全的感觉。