名词中文翻译
中文翻译：火车头
同义词：
['locomotive engine', 'locomotive power']
例句：
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1.The train was pulled by a locomotive.
一列火车被一台机车牵引。
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2.The locomotive is the heart of the train.
机车是火车的核心。
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3.The engineer had to repair the locomotive before it could start again.
工程师必须在火车再次启动前修理好机车。