开刃儿 kāirènr to sharpen Definitions Defs Origin Strokes Stroke Words Sentences Sents 开刃儿 開刃兒 kāi//rènr to sharpen To put the first sharp edge on a new knife or pair of scissors before use.
开刃儿 開刃兒 kāi//rènr to sharpen To put the first sharp edge on a new knife or pair of scissors before use.
