名词
中文翻译：两冲程循环
同义词：
['two-stroke engine', 'two-stroke motor例句：1. The two-stroke engine is more efficient than the four-stroke engine.（两冲程发动机比四冲程发动机更高效。）']
例句：
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1. The two-stroke engine is more efficient than the four-stroke engine.
两冲程发动机比四冲程发动机更高效。
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2. The two-stroke motor is used in many small engines.
两冲程电动机被用于许多小型引擎中。
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3. The two-stroke engine produces less noise than the four-stroke engine.
两冲程发动机产生的噪音比四冲程发动机少。