Caseinase
[化] 酪蛋白酶
🗣️ 情景例句
How many courses are you taking this semester?
这学期你选了多少课？
He likes playing the harmonica.
他喜欢吹口琴。
eat less, find more time to play with the children, do a thousand and one jobs about the house,
吃得少些；多花点时间与孩子们一起做游戏；做大量的家务；