名词
中文翻译：三通阀门
同义词：
['three-way cock', 'three-way valve', 'three-way shutoff']
例句：
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1. The three-way valve is used to control the flow of oil in a pipeline.
三通阀门用于控制管道中油的流动。
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2. The technician had to replace the three-way valve due to its failure.
技术人员不得不更换这个三通阀门，因为它已经失效了。
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3.The three-way valve was designed to prevent backflow when the main valve is closed.
这个三通阀门被设计成在主阀门关闭时防止回流。