“hardened steel”例句

单词 hardened steel
例句 DEFINITIVE EXAMPLES 权威例句〔file〕Any of several hardened steel tools with cutting ridges for forming, smoothing, or reducing especially metallic surfaces.锉刀:一种带有为形成、磨平或缩少金属平面的切割边缘的坚硬铁具美国传统

 

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