名词中文翻译
中文翻译：锯齿形轮子
同义词：
['serrated gear', 'serrated wheel']
例句：
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1.This machine has a serrated wheel that can cut through even the toughest materials.
这台机器有一个锯齿形的轮子，能够切割最坚硬的材料。
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2.The car's engine is powered by a serrated wheel, which helps it run more efficiently.
汽车的引擎由一个锯齿形的轮子驱动，这有助于它运行得更加高效。
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3.The old clock had a serrated wheel that was worn down over time.
旧时钟有一个锯齿形的轮子，随着时间的推移已经磨损了。