松绑 sōngbǎng HSK7 to untie Origin Definitions Defs Strokes Stroke Words Sentences Sents 松 鬆 sōng verbadjective to loosen to slacken or relax; to untie; to let go; to release绑 綁 bǎng verb to tie to tie, bind, or fasten together, often using a rope or string