Wait until it happens to him—he'll soon change his tune.

等着瞧吧，到他遇上这事时，他很快就会改变调子了。

《牛津词典》

That percentage figure is now in the mid-80s, Talbot said, but he won't be satisfied until it happens without fail.

托尔伯特说如今这个数字已近85%，但是不到100%他是不会觉得满意的。

youdao

How that might play out is as unpredictable as the sheep. Until it happens, I suppose we're left merely to wonder... and perhaps dream.

这样的后果就和电子羊一样不可预测。在它发生之前，我想我们除了想象，就只有，恩，做梦了。

youdao

Now, if you dug a hole here until there, and of course it may work until that happens.

现在,如果你在地上挖个洞,让这个物体下落时间足够长,那还说得通

耶鲁公开课 - 基础物理课程节选

It is impossible to know when a society has reached a breaking point until it happens.

BBC: The Greek conundrum

You just never know until it happens to you I suppose, how a person reacts.

NPR: Ray Davies: Rock Legend Rocks On

The star running back wants the team to restructure his contract, and he appears ready and willing to sit out until it happens.

FORBES: Why The Jaguars Would Be Foolish To Give In To Maurice Jones-Drew's Demands