They crashed out of the World Cup after a 2-1 defeat to Brazil.

他们以1:2输给巴西之后在世界杯赛中被淘汰出局。

《牛津词典》

The basic ingredients are limestone and clay in the proportion 2:1.

基本成分是石灰石和黏土，比例为2:1。

《牛津词典》

Unfortunately, despite 2 1/2 years in the making, "The Heart of the Matter" never gets to the heart of the matter: the illiberal nature of liberal education at our leading colleges and universities.

不幸的是，尽管花了两年半的时间研究，“核心问题”报告从来没有深入到问题的核心：我们一流的学院和大学自由教育狭隘的本质。

youdao

Then if you fast forward to 2005 and look at the average return that was posted for 2000,it was +1.2%.

如果把时间快进至2005,5年后公报的2000年平均收益,变成了1.2%

耶鲁公开课 - 金融市场课程节选

1 So, it's two times 3.12 plus four times 1.31, 6 all divided by six.

就是2*3。12+4*1。,最后再除以。

麻省理工公开课 - 固态化学导论课程节选

So if we have total +2 and complete shielding -1 where that can actually negate a full positive charge, because remember our nucleus is plus 2, +1 one of the electrons is minus 1, so if it totally blocks it, all we would have left from the nucleus is an effective charge of plus 1.

抵消一个完全的正电荷,因为记住我们的原子核是,其中一个电子是,所以如果它完全挡住了它，我们从原子核中留下的，全部有效电荷就是，所以，在我们的第一个例子中,我们的第一种极端情况。

麻省理工公开课 - 化学原理课程节选