dx/a OK, so if we set u equals x over a, that means du is one over adx.

如果令u等于x/a，就意味着du就是。

youdao

One way to handle this potential problem might be to draw on the experience of U. S. programs set up in Ukraine after the collapse of the Soviet Union.

处理这种潜在问题的一种方法可能是借鉴苏联解体后在乌克兰成立的美国计划的经验。

youdao

Citing two persons close to the plan, the newspaper said RBS could exit by the end of this year the program set up to protect U. K. Banks against bad or risky assets.

据《金融时报》报道，有两位熟悉内幕的知情人透露，苏格兰皇家银行有可能提前一年退出这项保护英国银行免受高风险资产影响的计划。

youdao

The U.S.military has offered to set up a joint patrol system involving Iraqi government troops, Kurdish forces and U.S.troops.

VOA: standard.2009.09.10

Other countries had set up central banks following on the Bank of England but the U.S. didn't set up a central bank; it set up a system of twelve banks and they were regional.

其他国家依照英格兰银行,建立了自己的中央银行,但是美国没有设立自己的中央银行；,美国建立了十二个银行的系统,并且这些银行是区域性的。

耶鲁公开课 - 金融市场课程节选

I just wanted to show you this last graph, or this last set of statistics to go from causes of death in the U. S.

我想让你们看的最后一张图,或者说最后一组统计数据,不是关于美国人的死因

耶鲁公开课 - 生物医学工程探索课程节选

The Wii U ZombiU Deluxe Set comes with all the contents of the standard Wii U Deluxe Set, plus the addition of the ZombiU game, a black Wii U Pro Controller and a collectible booklet featuring artwork from the game and never-before-seen developer commentary.

ENGADGET: Nintendo announces new ZombiU Deluxe Set Wii U bundle for $390

If an agreement is reached, Nantongo said, it "will set the legal framework for the continued drawdown of U.S. troops" and replace the parameters set by the U.N.

CNN: Iraqi, American death tolls down in May

Even the Great Depression of the 1930s only set the U.S. back by 30% of GDP.

FORBES: Runaway Government Spending Keeps Gold Bull Breathing