Cdh
abbr. constant differential height 常微分顶点
🗣️ 情景例句
Let's go to see a show.
我们一起去看场电影吧。
An nod is as good as a wink to a blind horse.
对牛弹琴。
In another game, as the turtle swims across the oceanarium, the first porpoise swoops down from above and butts his shell with his belly.
在另一场游戏中，当海龟游过水族馆时，第一只海豚从上方猛扑下去，用腹部撞击龟壳。