形容词
中文翻译：直齿的
同义词：
['straight-toothed', 'straight-cut例句：1. The car has a straight-toothed grille.（这辆车有一个直齿格栅。）2. The new model features a straight-toothed design.（新款设计有直齿设计。）']
例句：
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1. The car has a straight-toothed grille.
这辆车有一个直齿格栅。
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2. The new model features a straight-toothed design.
新款设计有直齿设计。
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3.The old man's teeth were straight-toothed, but his eyes were not.
那位老人的牙齿是直齿的，但他的眼睛不是。