坚固 jiāngù HSK4 sturdy Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: firm All meanings 14 jiāngù 14 sturdy 13firm 1 1 sentence for 坚固 (jiāngù — firm) 只有打下坚固的基础,才能在事业上取得成功。 zhǐyǒu dǎxià jiāngù de jīchǔ, cái néng zài shìyè shàng qǔdé chénggōng. Only by laying a solid foundation can one achieve success in their career. Source: Dong Chinese Dictionary