名词中文翻译
中文翻译：直接作用的发动机
同义词：
['Direct-acting', 'Direct-drive', 'Direct-drive engine']
例句：
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1. The new carhas a direct-acting engine that delivers power instantly.
这款新车有一个直接作用的发动机，可以立即提供动力。
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2.The old model had a direct-acting engine that was reliable and easy to maintain.
旧型号有一个直接作用的发动机，既可靠又易于维护。
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3. The new technology uses a direct-acting engine to improve fuel efficiency.
新技术使用直接作用的发动机来提高燃油效率。