我们没有你的帮助就会一筹莫展。

We would be lost without your help.

《牛津词典》

没有你的帮助，我不可能获奖。

I couldn't have won the award without your assistance.

youdao

没有你的帮助，我就不会获得英语演讲比赛的一等奖。

Without your help, I wouldn't have got the first prize in the English Speaking Contest.

youdao

So you don't want to put in a negative energy, that's not going to help you out, you need to put in positive energy to get an electron out of the system. So that's why you'll find binding energies are always negative, and ionization energies are always going to be positive, or you could look at the equation and see it from there as well.

因为这对电离没有帮助,你需要一个正的能量,使得电子脱离这个系统,这就是为什么你会发现,结合能总是负的而电离能总是正的,或者你们看这个方程也可以发现这一点。

麻省理工公开课 - 化学原理课程节选