Pregrouting
预灌浆
🗣️ 情景例句
I want to make a withdrawal.
我想取钱。
The frog is frightened at the sight of a snake.
那只青蛙因为看到了蛇而战抖。
A born teacher, she thought she could turn a deaf-blind person into a useful human being.
她是一个天的教师，认为自己可以把一个聋盲人变成一个有用的人。