常見例句The key to vitalize a nation is education, and the key tO vitalize educaton is the teacher,Whose professional level is of cotal impotae. 振興民族的希望在教育,振興教育的希望在教師,而教師素質(zhì)具有關(guān)鍵意義。Cotal planetary transmission with magnetic clutch 柯達(dá)式電磁自動(dòng)傳送器Cotal aluminium 總鋁 返回 Cotal