名词
中文翻译：控制门
同义词：
['gate', 'barrier', 'valve']
例句：
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1.The control gate is the first line of defense against intruders.
控制门是防止入侵者的第一道防线。
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2.The engineers were working on the control gate to make it more secure.
工程师们正在对控制门进行改造，使其更加安全。
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3.The control gate was closed due to a power outage.
由于停电，控制门被关闭了。