例句：its ok, i understand.没有关系，我理解。
2、its all right.
例句：its all right. shall we say, 2 in afternoon?
没问题。我们就讲好明天下午2点，好吗？
3、it doesnt matter.
例句：never mind, it doesnt matter.我不介意，没关系的。
4、forget about it.
例句：if you feel that way, just forget about it.
如果你那么想，就忘了它吧。