欧文斯和奥尔森假设，如果类胡萝卜素是稀有的或对健康有要求的，则通过着色指示的类胡萝卜素的存在在配偶选择的背景下将是有意义的。

Owens and Olson hypothesize that the presence of carotenoids, as signaled by coloration, would be meaningful in the context of mate selection if carotenoids were either rare or required for health.

youdao

另一些人则通过已经使用多年的卡片来讲，通过磨损的边缘来判断。

Others lectured from cards that had served for years, to judge by the worn edges.

youdao

经度值则通过经度区计算。

Longitude is calculated using the longitude zone.

youdao

four-year-olds and five-year-olds are able to pass this task.

四岁五岁大的儿童则能够通过这个任务

耶鲁公开课 - 心理学导论课程节选

And if the government didn't provide for the poor as ten percent as you say through taxation, then we would need more money for police to prevent crime and so, either way, there would be more taxes taken away to provide " what you guys call the necessary things that the government provides.

如果政府不能,通过税收来补贴你所提到的10%的穷人，则需要花更多的钱雇警力来防止犯罪,所以，不管怎样，都需要交更多的税,提供你们所说的政府该提供的“必需品。

耶鲁公开课 - 公正课程节选

So my 3 CDs try to communicate to the young people who may not read my book The Matrix and so forth try to communicate on the screen.

因此，我的三张CD就是为了,与不会看我书的年轻人交流,《黑客帝国》等则是通过大屏幕交流。

普林斯顿公开课 - 人性课程节选