The live-attenuated vaccine is considered the most effective, but there is a worry: what might happen once these viruses wake up?

减毒活疫苗被认为是最有效的，但有一个问题：一旦这些病毒苏醒，会发生什么？

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But what would happen to the economy if we all took life a little bit easier?

但如果我们都生活得轻松一些，那么经济会发生什么变化呢？

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"I know what can happen but that is the job," Capello said.

“我知道什么会发生，但这就是工作”，卡佩罗说。

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But Kurt Volker, former American ambassador to NATO, the North Atlantic Treaty Organization, is not so sure what will happen.

VOA: special.2010.07.24

That's sort of what that's like, but the really important thing is what's the worst thing that can happen.

这和我们说的有点相像，但是真正重要的事情是,可能发生的最坏的事情是什么。

耶鲁公开课 - 金融市场课程节选

It's important to understand the ancestral diet to see why we've evolved, the biological reasons we are the humans we are today, but it also helps instruct us about what we might happen to do.

了解祖先的饮食结构非常重要,它帮助我们理解人类为何演化,找出造成我们现状的生物学成因,这也有助于我们找到应对方法

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And government officials often have the much harder job of saying not what has happened but what will happen in the future.

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The dividend hike and ginormous increase in the stock repurchase authorization are nice, but what needs to happen is the way Apple is viewed and valued by investors needs to change.

FORBES: After Earnings, What Can Apple Do Next?

Rottstein says he's confident the Israeli army will prevail, but he wonders what will happen when the shooting stops.

NPR: Rockets Drive Israelis into Bomb Shelters