相辅相成 xiāngfǔxiāngchéng HSK7 complementary Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 理论与实践相辅相成。 lǐlùn yǔ shíjiàn xiāng fǔ xiāngchéng. Theory and practice complement each other. Source: Dong Chinese Dictionary