Katal
[化] 开特; 卡塔尔(酶活性单位;符号kat,等于mol/sl)
🗣️ 情景例句
I can't drive, I've never driven in my life.
我不会开车，我这辈子都没开过车。
The ground around here is stony and not very good for farming.
在这里附近的地多石做为耕作不很好的。
John seldom gets together with his friends.
约翰很少与朋友聚在一起。