Read Edit View history 齿轮 chǐlún gear Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 齿轮/齒輪 · chǐlún · gear 2026/03/04 齿轮 / 齒輪 chǐlún gear a toothed wheel that engages with another toothed part to transmit motion or change speed or direction 这台机器的齿轮需要定期加润滑油。 noun created sense Mar 4, 2026, 02:25 AM