He had to consider what would happened if he hadn't become a professional athlete ultimately.

他需要考虑如果他最终没有成为一名专业运动员会怎么样。

youdao

If we had been spotted at that point, I don't know what would have happened to us.

如果那时我们被发现了，我不知道我们会有什么后果。

《柯林斯英汉双解大词典》

No matter what happened, he would not say a word.

无论出什么事, 他都会守口如瓶。

《新英汉大辞典》

That is exactly what would have happened in ninety-nine cases out of a hundred.

VOA: special.2010.03.27

That people would disappear as a distinctive entity, and in effect, that is what happened to the ten tribes of the northern kingdom to a large degree.

原本独特的性质逐渐消失，实际上，从很大程度上看,这就是北边十部落消失的原因。

耶鲁公开课 - 旧约导论课程节选

Well, this shows what happened in the period after this vaccine was introduced into the general population so that would have been in 1954.

这表明了,疫苗在一九五四年,引入大众后的一段时间内,发生了什么样的情况

耶鲁公开课 - 生物医学工程探索课程节选

"We don't know what would have happened if the plan that I preferred in January 2007 -- to put more pressure on the Iraqis to arrive at a political reconciliation, to begin a phased withdrawal -- what would have happened had we pursued that strategy, " Obama said after landing in Amman, Jordan.

CNN: Obama: Stability ultimately in hands of Iraqis

But we know what happened -- what would have happened if the financial sector would have melted down.

WHITEHOUSE: Press Briefing

In truth, what happened under Obama and what would have happened under bankruptcy proceedings is extremely similar, with the main exception that under bankruptcy the unions would not have fared so well.

FORBES: The Two Chris Christies