名词
中文翻译：一个阀门
同义词：
['single valve', 'single valve device']
例句：
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1. The engineer replaced the oldone with a new one valve.
工程师用一个新的阀门替换了旧的。
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2. The valveis responsible for controlling the flow of oilthrough the engine.
这个阀门负责控制油通过发动机的流量。
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3. The valve was designed toprevent air from entering the system during operation.
这个阀门设计成在操作时防止空气进入系统。