Did such a thing ever happen before?
这种事以前发生过吗？
She had been much tried, and she little knew what was to happen before the night was out.
她已经受了很多的考验，而且她不知道在天黑以前会发生什么事。
This must happen before you start ramping up your sales team.
这件事情必须在扩大销售团队之前进行。
Much will have to happen before the Space Coast realizes DiBello's shiny aspirations.
在航天海岸意识到底贝罗闪光理想之前还需要做很多。
It may take more than one vulnerability to be exploited before a threat can happen.
威胁的发生可能要利用多于一个漏洞。
Before the flood, Li felt something bad was going to happen.
在洪水到来之前，Li就觉得有不祥的事要发生。
AAM: It is going to happen before the end of the year, regardless.
麦：无论如何，它都至少会在年末之前发生。
Nothing can happen at Iwakuni, however, before the completion of a new runway in 2008.
不过在新跑道2008年竣工之前，岩国不会有什么动静。
Before we had time to worry about what might happen, we were back on the plain again.
我们还未来得及担心后果，车已重新开上了平地。
What did it happen before I came?
在我来之前，它发生了什么事？
And I can assure you that that will happen before Israel goes under.
我可以向你保证，那绝对会发生在以色列完蛋之前。
All this had to happen before the world can move forward into real enlightenment.
所有这些将必须在世界进入真实的灵性启蒙前发生。
On the afternoon of the Wednesday before Thanksgiving, something unexpected will happen to the turkey.
感恩节前的星期三下午，一件意料之外的事情将发生在它身上。
Before Digory had recovered his breath a good many other things began to happen.
迪格雷还来不及松口气，就又开始发生很多事情了。
We knew a little bit before that it was going to happen.
我们知道了什么比特面前，这是会发生的。
Something strange may happen before earthquake.
地震前可能会发生奇怪的事情。
Thrall: No... I'll die before I let that happen!
萨尔：不，我宁可死也不想让它发生！
Whatever happens in the stock market to-day has happened before and will happen again.
股市里所有今天发生的事在过去已经发生过，而且还将会发生。
Before that coming, however, difficult trials will happen to people.
然而，他来之前，艰难的考验会临到人们身上。
这事以前发生过吗？
The battle of Magog will happen before Armageddon as they are not the same battle.
玛各之战要发生在哈米吉多顿大战之前，因为这两个是不同的战役。
I have not known anything like this to happen before.
我从没听说发生这样的事。
We not happen before feel lonely in Shanghai.
在上海咱们从不感到孤独。
The businessman is not happen before to be entirely trusted.
不没去外国疑问完全信任商人。
Oral clefts happen early in pregnancy, before many women even know they are pregnant.
唇腭裂发生在怀孕女性的第一孕期，而这时候很多女性可能还不知道自己已经怀孕。
I have never lost a book before. It won't happen again.
我以前从没丢过书。以后不会再这样了。
Such a slowing has to happen before things start to improve.
这种放缓之前已经发生的事情开始改善。
Such a slowing has to happen before things start to improve.
这种放缓之前已经发生的事情开始改善。
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