What will happen next is anybody's guess.

下一步会发生什么事，谁也说不准。

《牛津词典》

Nobody knows what will happen next.

没有人知道接下来将会发生什么事。

《牛津词典》

There's no telling what will happen next.

下一步还不定会发生什么事。

《牛津词典》

Yet he stood straight, wondering what would happen next.

VOA: special.2010.03.20

So, obviously, what's going to have to happen next is some more data to test Bohr's model.

很明显，如果有更多的数据,去测试波尔的模型的话会发生什么呢。

麻省理工公开课 - 固态化学导论课程节选

Just as you are making decisions about your life, where you need to go and what needs to happen next.

当你正在为自己的人生做决定的时候——你要去哪儿？接下来又会发生什么？

喜欢的书 - SpeakingMax英语口语达人

Are we going to spend the next three months worrying about what might happen next over there?

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It's not an easy thing to observe, let alone predict what might happen next.

CNN: NASA flights will study Antarctic ice changes

That left a power vacuum in Europe, and a very real dread about what might happen next.

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