懂了没英语怎么说

Do you understand?或者简略说Understand?
也可以说口语一点的 Are you clear? Are we clear?

Do you got it? 或者Got it?

也可以变成一般过去时来说，表示你刚才懂了没。

还可以说 Do you copy that? 或者 Copy?

英语说法很多……

do you understand?

clear?

got it?

do you get it?

understand?

口语化：
Got it ? clear?
书面：
Are you clear?
Have you got it ?
Do you understand?
Are you sure?

Understood or not?
Got it?

Understood?
Got it?
Clear?

have you got it?/got it?
do you understand?

Do you understand?