如果你不明白就算了，这无关紧要。翻译成英文

Forget it if you don't understand, it's no big deal.

It doesn't matter if you don't understand it

that's ok if you don't understand,it's no big deal

There won't be any problem if you don't understand.It doesn't matter much.

如果你不明白就算了，这无关紧要。

Even if you do not understand, it does not matter.

哈哈

if you can't understand ,don't worry about it!It is no important!