名词中文翻译
中文翻译：锯齿状
同义词：
['notch', 'ridge', "tooth例句：1. The car's tires have a serration on the side for better traction.（这辆车的轮胎侧面有锯齿，以获得更好的抓地力。）"]
例句：
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1. The car's tires have a serration on the side for better traction.
这辆车的轮胎侧面有锯齿，以获得更好的抓地力。
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2. The knife blade has a serration that makes cutting easier.
这把刀的刀刃上有锯齿，使切割更容易。
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3. The roof of the house has a serration to prevent rainwater from leaking in.
这所房子的屋顶有锯齿，以防止雨水渗漏。