The economic downturn hit the US first, denting the size of chief executives' bonuses and the value of their shares.

经济衰退最先对美国形成打击，拉低了首席执行官的奖金数额和所持股票的价值。

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She is hoping her US debut will be the first step on the road to fame and fortune.

她希望她在美国的首次演出将是她走上名利双收之路的第一步。

《牛津词典》

"By twenty twenty-five, we expect new spacecraft designed for long journeys to allow us to begin the first-ever crewed missions beyond the moon into deep space.

VOA: special.2011.07.18

And what's fallen out when we do that, because in each case, one of the first derivatives gives us the entropy.

当我们这样做时就得到了结果，因为在这些例子中，一阶导数是熵。

麻省理工公开课 - 热力学与动力学课程节选

So this is to say, for those of you who are joining us today for the first time, that's totally fine.

也就是说，对于你们中第一次加入我们的同学而言,是相当不错的。

哈佛公开课 - 计算机科学课程节选

However when the US first launched its challenge in June, Intellectual Property Office commissioner Tian Lipu was quoted by state media as saying that it was "not a sensible move for the US government to file such a complaint".

BBC: 'Not sensible'

Consequently, his speech imperils the real interests that the US has in the region - first and foremost, the US's interest in securing its national security.

CENTERFORSECURITYPOLICY: Obama's abandonment of America

Research firm NPD Group listed Big Fish as the top casual digital retailer in the US in the first half of this year.

FORBES: Casual Games Publisher Big Fish On Track To Make At Least $130M This Year