He also says non-native speakers generally use too much emotional language and give too many details before getting to the main idea.

VOA: special.2009.04.30

What was neat about it is before that time, the predominant species to use for air conditioning or refrigeration was ammonia.

在这之前是很整洁的，之前最主要的用于空调或者冰箱的,物质是氨。

麻省理工公开课 - 固态化学导论课程节选

Use this pattern in any situation where you want to explain you've done it before.

当你想解释之前已经做过某事的时候，可以在各种情形下使用这个句型。

I've already 课堂 - SpeakingMax英语口语达人

They continued to use the old methods of attack that had worked before the minie ball was invented.

VOA: special.2009.12.03

That doesn't solve the problem we had before though Then I'm going to append it, and keep the last change for future use.

这样没有解决我们之前的问题,所以我要给它加上一个值，让上一次的变化能够用到未来的例子中。

麻省理工公开课 - 计算机科学及编程导论课程节选

Two years before, the use of the Hawaiian language was banned in private and public schools.

VOA: special.2009.12.02

And they have graciously meet available their complete Film library. Not just the documentaries but the films They use before cut together the documentary for every hour of documentary their might be a hundred more hours of source video and film.

他们还实现了完整的电影图书馆,不仅是成型的纪录片,还有最初未剪辑的完整电影,每一个小时的纪录片背后他们可能,有超过100个小时的资料片电影。

麻省理工公开课 - 媒体、教育、市场课程节选

Dr.Nicholas says before he left the FDA, he and other scientists warned against the routine use of CT scans.

VOA: standard.2010.04.07

So, in all of this, what he does is he makes, to use an expression that I've already used before in the context of absolutism, he makes the Boyars, while he's building his navy and expanding Russia, he makes the Boyar junior partners in absolutism.

所以,通过所有的这些事情,用我之前用过的一个词来形容,他使得波维尔们,当他在建海军和扩张领土时,他使得波维尔贵族臣服在他的绝对权威之下

耶鲁公开课 - 欧洲文明课程节选

VandeBerg says he and his colleagues go out of their way to use lower forms of animals before experimenting on chimpanzees.

VOA: standard.2010.02.16

Well the power points will be available before, say for this lecture it will be before so that you can use them in class.

幻灯片其实课前就能下载，这样你上课时就能用到。

哈佛公开课 - 幸福课课程节选

Because before,as you remember, the term "disproportionate use of force" was used,as if there is a proportionate use to occupy other countries' territory."

VOA: standard.2010.07.05

They use food frequency questionnaires, which I mentioned before, surveys, and then biological markers like blood tests of certain things to see how diet is related to health.

研究员还运用食物频率调查表,我之前曾提到过,各类调查以及生物标志物,像是血液检测等手段,来研究饮食与健康之间的关系

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

In a country where more than half the population was undernourished before the earthquake, the extra hands could be put to good use.

VOA: standard.2010.07.16

The Greek way of looking at things requires a change from the characteristic way of knowing things before the Greeks, that is to say, the use of faith, poetry, and intuition.

希腊人观察事物的方式需要改变,这和之前人们通过信仰,诗歌和直觉来了解事物的方式,发生了很大的变化

耶鲁公开课 - 古希腊历史简介课程节选

Family members rush to take advantage of every precious drop before the afternoon, filling plastic jugs,oil drums, and pails with water for use by the 15 people who live in this home.

VOA: standard.2009.08.01

Before 1986, the tax law allowed use of DPPs as a tax loss device.

在1986年之前,税法允许DPP作为一种避税工具

耶鲁公开课 - 金融市场课程节选

You could use the "Have you" pattern to find out if they've been there before.

你可以用“Have you”句型来询问他们之前去过的地方。

Have you 课堂 - SpeakingMax英语口语达人

We'll use more sophisticated tools before long, but let's do a little sanity check.

我们不久后将用更多的复杂的工具，但是让我们做一个明智的检查。

哈佛公开课 - 计算机科学课程节选

I want to make one other point before we launch into that, and that is the following: that composers use the rate of harmonic change-- whether it's changing or not changing-- to sort of make us feel different ways about the music that we are listening to.

在此之前我还要说一个问题，不管和声有没有改变，作曲家都能通过和声改变的频率-,让我们对所听的音乐有不同的感受-,它能让我们感受到这段音乐。

耶鲁公开课 - 聆听音乐课程节选

solve1 I'm going to use solve 1 as before, but now I'm going to bind out three variables.

我还是用以前的，但是现在我要绑定三个变量。

麻省理工公开课 - 计算机科学及编程导论课程节选

And what we find, the first example of a Bronze Age-- and I use the word civilization now for the first time, because before the Bronze Age-- there is nothing that we would define as civilization.

我们发现的第一个文明出现在青铜时代,也是我第一次用文明这个词,因为在青铜时代之前,没有任何东西能称之为文明

耶鲁公开课 - 古希腊历史简介课程节选

In this case, I probably want to make sure I use absolute value of x before I carry it on. Yes ma'am.

在这个例子中，我可能想确定,在进行测试前我用的是x的绝对值,什么问题？

麻省理工公开课 - 计算机科学及编程导论课程节选

So before we use printf, a function, and we passed in one input and input henceforth we're gonna call arguments or parameters.

我们在使用printf函数时,先放进去一个输入，之后的输入我们就要,调用参数了。

哈佛公开课 - 计算机科学课程节选