名词中文翻译
中文翻译：省力装置
同义词：
['labor-saving machine', 'labor-saving appliance']
例句：
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1. Thenew type of car has a labor-saving device that reduces the amount of time it takes to drive.
这款新型汽车配备了一个省力装置，可以缩短驾驶时间。
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2. The farmer used a labor-saving device to help him plant and harvest crops more efficiently.
这位农民使用了省力装置来帮助他更有效地种植和收割作物。
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3. The invention of the labor-saving device has greatly improved the efficiency of manual labor.
这种省力装置的发明极大地提高了手工劳动的效率。