Scott Christianson is an agricultural development advisor with U.S.A.I.D.

VOA: special.2010.02.08

Now, assuming that we trust the government-- I think the U.S. Government has never defaulted on its debt-- we'd take that as a riskless return.

假设我们信任政府-,假设美国政府从未拖欠债务-,可以把它当作无风险回报。

耶鲁公开课 - 金融市场课程节选

And that way, you'd make a u-turn and then I'd owe you a lot more money,

那样的话，你掉头行驶，我就得付更多钱了。

Is there 实战 - SpeakingMax英语口语达人

Again,the address is americanhistory-dot-s-i-dot-e-d-u.

VOA: special.2010.01.11