名词
中文翻译：Unknown
同义词：
['tracking switch', 'track control switch', 'tracking relay']
例句：
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1. The train's track switches are designed to prevent collisions.
火车的轨道开关被设计来防止碰撞。
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2. The engineer used the track switch to manually override the automatic brakes.
工程师使用轨道开关手动解除了自动刹车。
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3. The track switch is a critical component of the train's safety system.
轨道开关是火车安全系统的关键组成部分。