总是很难找到足够的时间学习你需要的每一门课程。

It is always difficult to find enough time to study every subject you need.

youdao

每一门教育科目都由学校系统地开设，例如语文、数学、科学和哲学。

Every subject of education in school is systematic, such as Chinese, mathematics, science and philosophy.

youdao

不管你的专业是什么，你每周每一门课程都要花4到6个小时来听课。

No matter what your major may be, you can expect to spend between four and six hours a week for each class attending lecture.

youdao

Each of these disciplines seeks to give us a handle on a distinctive set of human actions and interactions.

每一门学科,都试图给出一种独特的解译,关于人类的行动与互动。

耶鲁公开课 - 政治哲学导论课程节选

I told you, the way I'm going to teach any subject is going to start with the easiest example and lull you into some kind of security and then slowly increase the difficulty.

我之前讲过,我在上每一门课的时候,都是从最简单的例子开始,先打消你们的顾虑,然后渐渐加深难度

耶鲁公开课 - 基础物理课程节选

I say this in all my classes, I've published thousands of pages on different subjects, all of you can do it better, because you can do it from your own point of view you can do it afresh, you have new resources you are different people, you belong to different generations.

在每一门课上我都会这么说，我在不同课题上都,发表过许多文章，你们都可以做得更好，因为你们可以从自己的角度来做,你们可以做新鲜的，你们有新的资源,你们是不同的人，你们属于不同的一代人。

麻省理工公开课 - 电影哲学课程节选