通便 tōngbiàn to relieve constipation Origin Definitions Defs Strokes Stroke Words Sentences Sents 通便剂 tōngbiànjì laxative medicine used to stimulate bowel movements and relieve constipation润肠通便 rùnchángtōngbiàn to relieve constipation to lubricate the intestines and promote bowel movements; to cure constipation using laxatives