You understand, right?
did you get it?
Have I understood that?
わかりますか?
わかりますか?
Were we able to get your understanding for that?
Did you understand that?
I wonder if you were able to understand that.
Do you understand it?
Could I have you understand it?
Could I get your understanding?
I wonder if you were able to understand that.
理解してないよね?
You don't understand it, do you?
理解してないよね?
Did you understand that?