首先，学生会先学习复制式的弹一首歌。

First of all, the students will learn to reproduce a given song.

youdao

And the first thing you do is ask is it an instance of some problem that other people have already solved?

而且你以前从没碰过这个问题,你首先要做的一件事就是问问自己,这是不是一个别人已经解决了的问题？

麻省理工公开课 - 计算机科学及编程导论课程节选

First there is the comparatively lowly kind which turns for support to the simple emotions and is of a definitely personal nature.

首先是相对低端的一种,只是支撑起简单的情感,这是一种明确的人类本性。

耶鲁公开课 - 1945年后的美国小说课程节选

And he started with a similar but different observation, and that was that cows get a disease that's very similar to smallpox.

他首先观察到一种类似但不同的情况,就是牛得了一种很像天花的病

耶鲁公开课 - 生物医学工程探索课程节选