Some girls may first ovulate even before they menstruate.

有些女孩初次排卵可能甚至早于她们的月经。

《柯林斯英汉双解大词典》

Some mother birds may teach their young to sing even before they hatch.

有些鸟妈妈甚至会在小鸟孵化之前就教会它们唱歌。

youdao

Even before they encounter failure, Jap soldiers are anything but supermen.

即使在他们遭遇失败之前，日本士兵也不是超人。

youdao

They say we should drink water even before we start to feel like we need something to drink.

VOA: special.2010.07.27

So there is this sense in which the story of a developing writer is the story of someone learning even before they learn how to control language fully that language has these capacities.

书要讲给我们的,其实就是有关理查学习的过程,告诉我们语言在还无法很好被控制的时候,就已经有能力改变理查的生活。

耶鲁公开课 - 1945年后的美国小说课程节选

He found it and it was the excavation of the site of Mycenae which was soon followed by the excavation of other sites from the same period that made it possible for people to talk about this culture, even before they could read the script.

他找到了迈锡尼城,并且这次的挖掘之后,又引发了一轮对于,同时期其他遗迹的挖掘活动,而这也让人们在破解他们的文字之前,有了探索此文明的可能性

耶鲁公开课 - 古希腊历史简介课程节选

If the conversation is successful, discussions about discounts are quelled even before they begin.

FORBES: If You Don't Know Your Own Value - Who Will?

Even before they met with the entrepreneurs, the VCs planned to turn them away.

FORBES: P2P Or Bust

The first batch of 7, 000 dishes sold out even before they reached the dealers.

CNN: ASIA'S NO PUSHOVER