放鬆 fàngsōng HSK4 to relax Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: to loosen All meanings 216 fàngsōng 216 to relax 215to loosen 1 1 sentence for 放鬆 (fàngsōng — to loosen) 我们就不能放松警惕。 wǒmen jiù bùnéng fàngsōng jǐngtì. We cannot let our guard down. Source: AI Challenger 2017