名词
中文翻译：阀门
同义词：
['gate', 'valve', 'cock', 'flapper']
例句：
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1. The valve is responsible for controlling the flow of gases through the pipe.
阀门负责控制气体通过管道的流动。
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2. The valve was designed to prevent leaks in the pipeline system.
阀门设计用来防止管线系统的泄漏。
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3. The engineer had to replace the old valve with a new one to fix the leak.
工程师不得不用一个新的阀门来修复泄漏。