Sweet love has passed on, is useless to say.
爱情已经过了甜蜜期,多说也是无益。
I finally know, why do you always lie? Because you is useless to say.
我终于知道,你为啥老撒谎?因为你根本就没用真心。
It is useless to say that when I took up the job three weeks ago I was hoping that I'd be confirmed.
三周之前当我接受职位的时候,我就想能够继续下去,但是那是是无用的。
Well, simply with the * notation at least on the way in when you declare the function called swap, you simply say this is not going to take an int and another int because that's useless.
好的,简单说,当你声明一个函数调用swap函数时,使用*符号,你可以简单说,这不能使用一个int数和另外一个int数,因为那是无效的。
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