They participate in media through social and digital channels, in ways they never have before.
和以前不同的是，他们通过社交和数字渠道参与到媒体传播中。
Native speakers can distinguish between grammatical and ungrammatical sentences even when they have never heard particular combinations before.
母语使用者可以分辨符合语法规则和不符合语法规则的句子，即使他们以前从没有听过这些特定的词语组合。
Because young children can make sentences they have never heard before, Chomsky suggested that human infants are born with the ability to learn language.
由于小孩子可以造出他们从未听过的句子，乔姆斯基认为人类婴儿天生就有学习语言的能力。
We have never seen a requirements team declare that they have found the full set of requirements before their allocated time has run out.
我们从来没有看到任何一个团队在被分配给他们的时间被用完之前声称他们已经找到了需求的全部集合。
The new fossils display the modular way in which evolution operates: they have mostly known features but in novel combinations that have never been seen before.
这些新化石显示了进化产生的组合方式：它们拥有最著名的特征，但是以前从未有过这种新型组合。
If they had waited to see the cleansing come in their flesh before they would start, they would never have seen it.
如果他们等待，要先看见他们的肉洁净了，然后再去，他们决不会得到医治。
They have never before been the main offering.
他们之前从来没有成为国主流业务。
If they have never done something before, they are eager to test the waters.
如果他们以前从未做过某事，他们会急于试水。
Since writing her story, Diane has received more than 300 e-mails, many from readers who say they have never written before.
在写下自己的故事之前，戴安收到了300多封电子邮件，许多来信者都表示他们之前从未给作者写过邮件。
They have never before been so dependent on finding agreement and rarely before so hopeless at doing it.
国家之间从来没有如此的互相依赖以寻求共识，而达成共识又是从来没有的无望。
Some of Madagascar's endemic species have never even been recorded, and will likely be lost before they can be studied.
甚至一些马达加斯加当地的物种并没有留下任何记录，估计还没有来得及被研究就已经灭绝了。
We are all very excited and are looking forward to the Olympic Games because they have never been held before in our country.
我们都很激动盼望奥运会的到来，因为奥运会还从来没有在我们国家举办过。
Never before in the history of the Premier League have they lost all four of their encounters with Chelsea and Manchester United.
英超史上，他们还从未在单赛季与切尔西和曼联的比赛中四战尽墨。
Research into how peer pressure impacts on our musical preferences looked at brain movements while the subjects were listening to music they have never heard before.
关于“同龄压力”如何影响我们在音乐上的偏好的研究是这样的，在实验对象听他们从未听过的歌曲的时候观察他们的脑部运动从而得到结论。
If they had never interacted with elephants before, may they not have been vulnerable to bullying by the larger creatures?
如果她们之前从没有受到过大象的影响，那她们面对来自于这种大个头生物的威胁，就不会那么脆弱，那么容易受到伤害了吗？
Now they have range and highway speed and performance we've never seen before.
但是现在电动车拥有了前所未有的完美表现，高速，远距离，一应俱全。
We had never heard of this condition before and doctors said they have only ever heard of one other case ever.
我们从来没听过这种病，连医生也说只听过另一例。
Mania has spent many years in the classroom; they were made since never have to sleep in one before.
马涅在这间教室度过很多年，但从来没想过会睡在这样的地方。
India's revered cricketers, who were never so rich and pampered, are doing consistently better than they have ever done before.
印度备受尊崇的板球运动员从来没有像现在这般富有，集万千宠爱于一身。如今他们的表现要比以前好得多，而且能做到始终如一。
A young child can utter a sentence they have never heard before once they have learnt the words and how they fit together.
一旦掌握了单词和语法，小孩子就能造出他们从未听过的句子。
They start negotiating for all kinds of protections and rights before they have proven they can do anything, So, he says, “they never get off the ground.”
他们在证明自己能做任何事情之前就开始谈论各种各样的保护措施，所以，他说，“他们从来都没有开始行动。”
They have recently been joined in this endeavor by the Fondazione Monte dei Paschi di Siena who had never before funded malaria vaccine projects.
最近Montedei Paschi diSiena基金会也加入这一努力，该基金会以前从未为疟疾疫苗项目提供资金。
When a man at 74, he has less responsibilities on shoulders, less economy pression and has more private time.So they have greatest satisfaction never before.
人到了74岁时，肩上的责任变少，经济压力减轻，属于自己的时间增多，由此会感到前所未有的满足。
True. But what about my first question? Why do some people in this thread talk like they have never seen a fake blog of a celebrity before?
没错，但我的第一个问题呢？为什么这帖里的有些人说得好象他们以前从来没看到过名人的假博客似的？
Some people always try the food that they have never tasted before while others don't. Which do you prefer?
一些人总是尝试一些他们之前从未吃过的食物，然而另一些人不会这么做。你更喜欢哪种？ ？
So in each of these areas we have new scenarios, new ways that people will be using their computers that they never did before.
因此，无论在哪个领域，我们都有新方案和新方法。通过它们，用户在使用计算机时可以得到无与伦比的新鲜体验。
So in each of these areas we have new scenarios, new ways that people will be using their computers that they never did before.
因此，无论在哪个领域，我们都有新方案和新方法。通过它们，用户在使用计算机时可以得到无与伦比的新鲜体验。
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