The National Park Service says that in eighteen twenty-two, trade along the Santa Fe Trail totaled fifteen thousand dollars.

VOA: special.2009.03.30

He urged revival of the slave-trade in the late 1850s, and he developed a theory of what he called warranteeism--w-a-r-r-a-n-t-e-e-I-s-m.

他促成了十八世纪五十年代后期,奴隶交易的复苏,还自己发明了一套理论,名为抵押品主义

耶鲁公开课 - 美国内战与重建课程节选

The Dutch economy, the equivalent would be the decline of the Venetian economic power in the Mediterranean-- and trade with the East diminishes.

而荷兰经济的崩溃,有点类似于地中海威尼斯的经济下降,他们和东方的贸易往来也锐减

耶鲁公开课 - 欧洲文明课程节选

In South Korea, President Obama and President Lee Myung-bak discussed a free trade agreement signed by their governments two years ago.

VOA: special.2009.11.21

So in designing it, this was a trade-off that we made.

因此在设计的时候我们要权衡。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

But a government program that paid Americans to trade in old vehicles for new, fuel-saving models increased car sales in the summer.

VOA: special.2010.01.01

Not everybody had to be involved in creating food, and so that gave people more time to trade, to develop other products, to be involved in non-food pursuits and many, many more things.

不需要所有人都忙于制造食物,因此人们有空进行贸易,开发其它产品,以追求其他更多,而不单单是食品

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

But it said the monopoly was in manufacturing -- not in trade or interstate commerce.

VOA: special.2010.06.03

I'm not going to put Yale's entire portfolio in Google stock, I'm not going to go back and take Yale's entire portfolio to day-trade bond futures; in part, because it would be bad for me personally.

我不会用耶鲁的全部资产买谷歌股票,我也不会,用耶鲁的全部资产买债券期货,一方面是因为,这对我个人不利

耶鲁公开课 - 金融市场课程节选

In two thousand one, sixty-eight percent of African rhino horns entering illegal trade were recovered.

VOA: special.2009.12.14

I was part of a huge conference last summer in West Africa on the end of the slave-trade in Ghana, and we had representatives we had people participating in that conference from 15 or 16 different African countries.

我去年夏天曾参加过西非的一个大型集会,纪念是加纳奴隶交易的结束,会议上有来自各国的代表,有15或16个非洲国家的代表,参与的这次大型会议

耶鲁公开课 - 美国内战与重建课程节选

He said the United States offers some of the world's lowest barriers to trade -- and expects free and fair access to other countries in return.

VOA: special.2010.07.09

And with this data, where students were able ; to implement last year their own E-trade-like website; whereby you have accounts and you log in your hand age of your users 10,000 virtual dollars and with them can they get stock quotes, by stocks, sell stocks and the like, all of this accomplished just after a few weeks time.

通过这些数据,学生们就可以做出类似电子商务的网站;,只要你有账号就能进入你的账户,里面有1万的虚拟美元,这样你就能去查询股票报价,进行买卖股票之类的事,这一切仅仅用了几个星期的时间就完成。

哈佛公开课 - 计算机科学课程节选

One World Trade Center tower in New York City was completed in nineteen seventy-two.

VOA: special.2010.03.31

You might say, why? Well it turns out there's some trade-offs to it. It has some advantages in terms of power of storing things, it has some disadvantages, primarily in terms of access time.

那可能是某种意义上的权衡,对存储而言，这有优势,但访问的效率上就变成劣势了,幸运的是，python或者。

麻省理工公开课 - 计算机科学及编程导论课程节选

The World Trade Center opened in nineteen seventy-three.

VOA: special.2011.04.01

You remember he's written his father in "Ad Patrem" that the trade, the vocation of poetry -- it may be homely and slighted in his father's eyes, but it was of course worth all of Milton's time, all of Milton's uncessant care and investment.

他在写给父亲的Ad，Patrem中说，写诗这个职业在父亲看来或许,简单无趣，却值得弥尔顿付出所有的时间，精力，和投资。

耶鲁公开课 - 弥尔顿课程节选

The official Communist Party-controlled All-China Federation of Trade Unions has sent in officials to mediate in many of the strikes.

VOA: standard.2010.06.24

Now, what we learn, both from archaeology and from references in the Linear B tablets is that they engaged-- these cultures engaged in trade to a significant degree.

现在,我们从考古学,以及B类线形文字刻板中的线索得知,这些文明中具有相当多的贸易因素

耶鲁公开课 - 古希腊历史简介课程节选

She says APEC members need to learn what works in free trade agreements as they move toward creating an APEC-wide deal.

VOA: standard.2009.11.09

That's a really a major trade-off in the application.

这就是我们进行调整后的结果。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

However,trade tensions could be raised at the G-20 meeting of the world's largest economies in the U.S.city of Pittsburgh next week.

VOA: standard.2009.09.14

So honestly, one of the best strategies in this course and in programming in general is-- generally speaking design, but it's these little tricks of the trade that will honestly make things much more fun, much more easier, and really allow you to focus on the juicy parts of the problem and not little tiny bugs that you may have started tripping over already.

说实在的，这堂课在编程方面最棒的策略之一,简而言之，就是--设计，但这只是一些让事情更简单,更容易的小技巧，让你专注于问题的核心关键,而不是一些可能让你绊倒的,这样或那样的小错误。

哈佛公开课 - 计算机科学课程节选

The U.N.Conference on Trade and Development says eco-fashion brings in between $150 million and $200 million a year.

VOA: standard.2010.01.31

"In the fair-trade system the farmergets a higher advance price and at the end of the year they also get bonus payments."

VOA: standard.2010.03.10

It says an across-the-board drop in trade and financial inflows has resulted in lower earnings from exports.

VOA: standard.2009.10.14

In order to participate in the plan, car buyers like Georgie need to trade in a car that is at least 10-years old.

VOA: standard.2009.05.18

Secretary Clinton's first stop will be in Kenya, where she is expected to address the U.S.-Sub-Saharan Africa Trade and Economic Cooperation Forum in Nairobi.

VOA: standard.2009.07.31

Thornton says the new amendment to the Lacey Act is a wake-up call for anyone who wants to trade in the lucrative U.S.wood products market.

VOA: standard.2010.05.28

The Commerce Department said Wednesday the U.S.trade deficit grew by almost one-fifth in June.

VOA: standard.2010.08.11