差动齿轮 Traditional 差動齒輪 chā dòng chǐ lún 🔊 differential gear + Review this word Meanings chā dòng chǐ lún 差動齒輪 differential gear Its characters 差chàdifferentHSK 3动dòngto moveHSK 2齿chǐtooth轮lúnwheel; disk; ringHSK 6