We can do it either today or tomorrow—it's all the same to me. [=I am willing to do it either today or tomorrow]我们今天做也行，明天做也行——我都无所谓。

I'd like to go fishing tomorrow morning, if it's all the same to you. [=if you don't object to that]如果你不反对的话，我想明天早上去钓鱼。