开裆裤 kāidāngkù open-crotch pants Origin Definitions Defs Strokes Stroke Words Sentences Sents 开 開 kāi verbparticle to open to open; to unfold; to unseal; (of flowers) to bloom; to carve or cut open裆 襠 dāng seat (of trousers) The part of a pair of trousers where the two legs meet裤 褲 kù noun trousers (bound form) trousers; pants; underpants