无关的英语怎么说

It is nothing! It doesn't matter/ No matter !

无关：Irrelevant, not pertinent, (something) does not have to do with.没有关系的：It doesn't matter. No problem. It's okay/fine. I don't mind.

have nothing to do with...

irrelevant 没有关系的、不相干的例句： Your answer is irrelevant to the question. 你的回答和问题毫无关系（答非所问）。或者用词组：have nothing to do with例句：Your answer has nothing to do with the question. 答非所问。

none of business,it doesn't matter