坚 jiān HSK3 firm, solid Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: solid All meanings 2 jiān 2 resolute 1solid 1 1 sentence for 坚 (jiān — solid) 这种石头的质地很坚，普通的凿子凿不动。 zhè zhǒng shítou de zhìdì hěn jiān, pǔtōng de záozi záo bù dòng. This stone is very hard; an ordinary chisel can't make a dent in it. Source: Dong Chinese Dictionary