一部分托英语在北美是支配性语言的福，根据不同的统计方法，美国劳动力的流动性比欧洲大3到30倍不等。

Thanks partly to the overwhelming dominance of English across North America, Labour mobility in the US is between three and 30 times greater than in Europe, depending on how it is measured.

youdao

但美国能源部的官员估计这样一台超级计算机将需要十亿瓦特的动力才能运转，大概相当于一座核电站所产生的动力。

But DOE officials estimate that such a supercomputer would require a gigawatt of power to operate, or about the output of nuclear power plant.

youdao

几十年来，女性一直都是美国劳动力的重要组成部分，但是她们当中只有很少的一部分人能够跻身企业高层。

For decades, women have been in the mainstream of the American workforce, yet few rise to the most senior ranks in corporations.

youdao