But the study says it can be more economical in the long term than using fuels like gasoline, diesel or kerosene.

VOA: special.2010.01.11

Stocks have paid 4% more a year over this incredibly long time period than short-term bonds.

股票在相当长的一段时间里,每年都比短期债券投资收益率,高出4个百分点。

耶鲁公开课 - 金融市场课程节选

The red line is long-term interest rates, but I won't talk more about that right now.

红色的线是长期利率,这节课不会谈论

耶鲁公开课 - 金融市场课程节选

The Obama administration says the earlier those in trouble can get help, the more chance for long-term success.

VOA: special.2009.02.20

They look in the professional people who are able to manage their emotions better and lead to positive emotions, get out of this narrow and constrict to the broaden and build are in the long term more successful.

他们调查专业人士,能更好地控制自己的情绪,获得积极情绪，脱离狭窄收紧进入扩建的人,长远会取得更大成功。

哈佛公开课 - 幸福课课程节选

The two time periods tested whether people were more likely to act differently in the short term than in the long term.

VOA: special.2009.03.03

They're used by the body for pretty immediate energy where fat is a little bit more long-term energy, and there are many types of sugars-- and these are things that you've heard-- glucose and sucrose being the most common things that you can consume in ordinary foods, and then lactose of course, from milk.

碳水化合物被身体当做是直接能源,而脂肪则更像是一种长期能量,糖的种类有很多,这些类型你们已经听说过,葡萄糖和蔗糖是最常见的形态,你们可以在一般的食物中获取,乳糖,显然来自于乳类

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And,she hopes that more travelers of all nationalities will see themselves as ambassadors who have a long term responsibility to the places they visit.

VOA: special.2009.04.22

Also, they've paid much more than long-term-- well it's not so different.

同样地，股票也比长期债券回报率高-,但不像短期那样差那么多。

耶鲁公开课 - 金融市场课程节选

Mr.Clinton added that Haiti needs all forms of help from trucks and toilets to more long-term investment.

VOA: standard.2010.01.28

I have stocks, bonds, and oil but I want also to add one more final asset, we'll call it the riskless asset, long-term bonds are somewhat uncertain and variable because they're long-term.

有股票，债券和石油,我还想再增加最后一种资产，我们称之为无风险资产，由于长期债券持有期限很长,存在一定不确定性及风险。

耶鲁公开课 - 金融市场课程节选

The long term effects of breathing polluted air are even more alarming.

VOA: standard.2010.08.04

But some Democratic lawmakers contend the long-term key to defeating the insurgency in Afghanistan is not to send more foreign troops, but to speed training of Afghan security forces.

VOA: standard.2009.10.25

The long term solution to the traffic congestion problem, Clark says, is not building more roads, but changing the way we design our cities and how we live our lives.

VOA: standard.2010.07.26

And he said in order to keep terrorist groups out of Afghanistan for the long term, the United States must help the country establish what he called "a more capable and accountable" government.

VOA: standard.2009.03.27