Things may feel stressful right now, but it won't last forever.

现在的事情可能会让你感到压力，但压力不会永远持续下去。

youdao

It's something that will last forever.

这是一种会永远持续下去的东西。

youdao

All the energy we could ever use won't last forever.

我们可以使用的所有能量都不会永远持续下去。

youdao

Life was like a dream. But like any dream, it could not last forever.

VOA: special.2011.02.17

I mean, they last forever. You can keep them on for... like a month or something. Yeah, it's awesome.So, yeah.

它们可以维持很久。你可以把他们留在阅读器里，长达一个月。是的，太棒了，嗯。

我的爱好是读书 - SpeakingMax英语口语达人

The cookies were going back and forth and back and forth and the hearts up and down, well, this thing that we had that called a loop last week with a forever block with a statement inside of it is simply gonna look a little something like this.

这些饼干人来来回回的移动,还有这些爱心们上上下下地漂浮,都用到我们上周提到过的循环结构,当然还有个声明在里面，就有点像屏幕上,显示的这样。

哈佛公开课 - 计算机科学课程节选

Just when people start thinking they'll last forever, the phases are ready to change.

FORBES: Dow Jones Interactive

Tebow-Mania was imperfect and couldn't last forever, but it's too much fun to quickly forget.

WSJ: Jason Gay: Tebow-Mania Ends...For Now

The weather is pleasant now in Sydney -- but that won't last forever, either.

CNN: ASIANOW - TIME Asia | Asia Buzz: Rough Weather Ahead?