回答别的道歉。it doesn't matter是“没关系、没什么”的意思。可以是对不起后说it doesn't matter，意思是没关系。也可以用在谢谢后面，意思是不客气，小事一件不值得挂牵。
双语例句
1、It doesn't matter to me whether you go or not.
你去或不去，对我都没关系。
2、It doesn't matter if you win or lose.
你是赢是输都无所谓。
3、'Did I wake you?' — 'Yes, but it doesn't matter.'
“我把你吵醒了？”——“是的，不过没关系。”
4、It doesn't matter if the shoes feel a bit tight. They'll stretch with wearing.
这种鞋小点不要紧，穿穿就大了。