In five of them, the rate at which fish are being taken out of the sea has dropped to a level that should let the populations recover.

VOA: special.2009.09.08

That rate of rise is steeper so they--antibody levels go up more rapidly and they reach a higher level.

同时,上升速度也更加迅速,以达到更高的浓度水平

耶鲁公开课 - 生物医学工程探索课程节选

Buying them tends to push up the price; that tends to influence the yield down so it encourages a lower level of interest rate.

买进它们，导致价格上升；,导致参数降低,所以它鼓励一个低的利率水平。

耶鲁公开课 - 金融市场课程节选

Also,the nation's overall unemployment rate was 10.2 percent in October, its highest level in 26 years.

VOA: standard.2009.11.12

Nobody can see the interest rate-- why the interest rate's at the level it is in the market-- because nobody can see all these individuals; but that's why the interest rate gets determined and is in equilibrium.

没有人能知道,为什么市场利率会是现在的结果,因为没有人能知道其他人的想法,但市场利率就是这样确定并达到均衡

耶鲁公开课 - 金融市场课程节选

The U.S. unemployment rate rose sharply in October, hitting 10.2 percent, the highest level since 1983.

VOA: standard.2009.11.06