Mexico is receiving money for training, equipment and other anti-drug activities under an agreement signed last year with the United States.
VOA: special.2009.03.14
The present value is equal to-- remember it starts one year from now under assumption-- we could do it differently but I'm assuming one year now.
则现值就等于,记住它从现在开始起一年一年的支付,只是个假设,我们能做不同的假设,但现在我就假设成一年
The following year, 1955, 37 runners ran the mile in under 4 minutes.
第二年,1955年,37名跑手在四分钟内跑完一英里。
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