名词
中文翻译：助推机车
同义词：
["助推器、推进机例句：1. The booster locomotive is a crucial component in the train's engine system.（助推机车是火车引擎系统的关键部件。）2. The engineer used the booster locomotive to increase the speed of the train.（工程师使用助推机车来提高火车的速度。）3. The booster locomotive was designed to provide additional power for the train's acceleration.（助推机车被设计为为火车的加速提供额外的动力。）"]
例句：
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1. The booster locomotive is a crucial component in the train's engine system.
助推机车是火车引擎系统的关键部件。
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2. The engineer used the booster locomotive to increase the speed of the train.
工程师使用助推机车来提高火车的速度。
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3. The booster locomotive was designed to provide additional power for the train's acceleration.
助推机车被设计为为火车的加速提供额外的动力。