名词
中文翻译：紧急停止阀
同义词：
['emergency shut-offvalve', 'emergency stop valve']
例句：
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1. The emergency stop cock isused to prevent the engine from overheating in emergencies.
紧急停止阀用于在紧急情况下防止发动机过热。
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2. During apower outage, the emergency stopcock is the first thing you need toturn off to prevent damage.
在停电期间，你需要首先关闭紧急停止阀以防止损坏。
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3.The engineer carefully inspected the emergency stopcock before starting the engine.
工程师在启动发动机之前仔细检查了紧急停止阀。