What's beyond that line, will I cross that line?

那条线的背后好像有东西在等着我，某天我可以越过那条线吗？

The researchers haven't nailed down the exact reasons behind this trend.

研究人员尚未弄清这一趋势背后的确切原因。

The implication of this claim was that the culinary culture to be found in London had not submitted to the homogenization promoted by a monolithic transnational capitalism (in other words " McDonaldization" ) .

这一宣传背后所蕴藏的理念是伦敦的饮食文化成功地抵抗住了横扫一切他人文化的跨国资本主义（就是说“麦当劳文化”）的冲击。

He could not recognize the daggers behind the smiles.

他法现藏在微笑背后的匕首。

The man behind the plot would not be captured for another decade.

它不会再继续花费十年抓捕阴背后的人。

But another related force - a policy often buried deep in course catalogs called " grade forgiveness" - is helping raise GPAs.

但这背后还有另一种力量——一种藏在课程目录中的政策，称为 “成绩宽恕”——正在帮助学生提高 GPA。

306.You be the wind in his back, not the spit in his face.

你只可背后送春风 不可当面唾其脸。

" Oh, I see -- so you've never been to Brazil? " As the snake shook its head, a deafening shout behind Harry made both of them jump.

“哦，我明白了—— 这么说你从来没有到过巴西? ” 当巨蟒正在摇头回答时，哈利背后突然传来震耳欲聋的喊叫，哈利和巨蟒都吓了一跳。

There doesn't seem to be any rationale behind this.

这背后似乎没有任何理由。

That's the theory behind Google Flu Trends—which crunches search data to forecast flu prevalence.

这就是谷歌流感趋势背后的理论—通过搜索数据来预测流行趋势。

New technology is the driving force behind these rapid changes, so don't get left behind.

新的科技是这些快速变化背后的驱动力，所以别落后。

There is nothing more deceptive than a smile, and no one knows this better than the people who hide behind them.

笑容最具有欺骗性，藏在笑容背后的人更了解这一点。

Including turning around to look behind you.

包括转过身去看看背后。

So, what's the rationale behind this belief?

那么，这种信念背后的基本原理是什么呢？

Because we know we will not eradicate this threat until we defeat the idea, the ideology that lies behind it.

因为我们知道我们不能消除这种威胁，直到我们打败这种想法及它背后的意识形态。

Oh, I didn't know that. What's the principle behind it?

我不知道这个。背后的原理是什么？

So, behind all these fashionable, glamourous women, always remember the " boyfriends of Instagram" .

所以，在所有这些时尚、迷人的女性背后，永远记住有一个" Instagram男朋友" 。

I mean, you could have put a group of people together from all over the country and you would still have a set of unique stories behind each person.

我的意思是，你可以把一群来自全国各地的人聚在一起，每个人的背后都有一个独特的故事。

They'll learn the history of the reef, coral morphology, the science behind the corals.

他们将学习珊瑚礁的历史，珊瑚的形态，珊瑚背后的科学。

And so, with Toto trotting along soberly behind her, she started on her journey.

一切准备就绪，他们就出了，托托安静地跟在她的背后跑着。