He made the search by comparing two pictures of the same part of the sky.

VOA: special.2010.07.11

You can learn a lot by comparing Milton's poem to those of so many of his contemporaries.

通过把弥尔顿的诗与他的很多同时代人的诗比较,你能学到很多东西。

耶鲁公开课 - 弥尔顿课程节选

Now, it seems to me we can eliminate that a little bit by comparing it with various modern approaches to the same sorts of problems.

如今,在死亡的问题上,我们已经通过,与现代多种同类方法和问题的对比,解决一些了

耶鲁公开课 - 古希腊历史简介课程节选

By comparing rings from different trees and with other historical data, you can often identify particular rings with the exact calendar year that they grew.

VOA: standard.2010.04.05

Marx, in the famous argument about commodity fetishism in Kapital, is comparing the way in which we take the product of human labor and turn it into a commodity by saying that it has objective value, by saying that we know what its value is in and of itself.

马克思在《资本论》里关于商品拜物教的著名论述中，比较了我们通过人类劳动创造产品,并将其转化为商品的方法,认为产品具有客观价值，认为我们知道它的价值存在于何并且知道它本身。

耶鲁公开课 - 文学理论导论课程节选