形容词
中文翻译：有锯齿的
同义词：
['saw-like', 'toothed', 'serrated']
例句：
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1. The saw-toothed edge of the knife is sharp enough to cut through metal.
这把刀的锯齿边缘足够锋利，可以切穿金属。
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2. The car's dashboard has a saw-toothed pattern that helps with reading speedometers.
汽车仪表盘上的锯齿图案有助于阅读速度表。
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3. The teeth on the saw are worn down from cutting wood.
锯片上的牙齿因为切割木头而磨损了。