名词
中文翻译：Unknown
同义词：
['motor', 'locomotive', 'propulsion']
例句：
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1.The car's engine is sound and efficient.
这辆车的引擎声音好且效率高。
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2.The train has a powerful engine that can travel long distances.
火车有一个强大的引擎，可以长途旅行。
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3. The aircraft's engine roared to life as it took off.
飞机起飞时引擎轰鸣着。