每一个人生活都很难，这因为如此，我们应该带着仁慈和同情、理解的心情来对待所遇到的人，以度过我们的人生。

Life is hard for everyone, and it is for that reason that we should live our lives with kindness and compassion for everyone we encounter.

youdao

这似乎很难理解，这对于笛卡尔来说，这真是个问题，因为他认为因果关系最终还是可以理解的。

Seems very hard to understand; now this is a real problem for Descartes because Descartes thinks causation is ultimately intelligible.

youdao

这让人十分吃惊，因为在好几次，裁判都没有吹罚犯规，这很难让人理解。

It's quite surprising because on quite a few occasions the decision was not to give him a free-kick and it was difficult to understand.

youdao

One problem that people have is understanding what a portion is, because you say we should have this many servings of fruits and vegetables a day, we should have this many servings of that a day.

人类很难理解每餐食物摄入量这概念,因为假设,我们一天应该摄入一定份量的水果和蔬菜,各种食物每天都有一定摄入量

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Because that's really complicated and hard, and that's what we help with.

因为法律体系真的很复杂，也很难理解。这正是我们能给他们提供援助的地方。

我帮助过的人们 - SpeakingMax英语口语达人