这种趋势也渗透到了大宗商品领域，特别是铁矿石，这周为止已经下跌了近11%，是单周跌幅最大的一周。

Bearishness has also permeated the bulk commodities sector, in particular iron ore, down nearly 11 percent so far this week and on track for the steepest weekly decline ever.

youdao

这是31年来最大的单周跌幅。

That was the largest single-week decline in 31 years.

youdao

加利福尼亚面临着周最大增幅的失业人数，相比起上周，本周增长了15,000名失业人口。而纽约也创纪录地收到新增3700名失业人口的通知单。

California suffered the biggest rise with 15, 000 more people out of work than in the week before, and new York posted record gains with 3, 700 newly unemployed people.

youdao

So, you might have noticed that we will have spent about 6 and 1/2 lectures just getting to the point where we have only one electron, so we're only up hydrogen so far.

你们可能已经注意到了,我们已经花了６周半的时间,来仅仅是讲到单电子问题的情形，我们现在只研究氢原子。

麻省理工公开课 - 化学原理课程节选