让我们学写前三个字母。

Let's learn to write the first three letters.

youdao

当然，这是在柏林墙倒塌前仅仅五年的时候写的。

This was written, of course, a mere five years before the fall of the Berlin Wall.

youdao

让我们来假设一种情况：一位老板被要求为一个正在寻找工程师工作的前雇员写一封推荐信。

Let's say a boss is asked to write a letter of recommendation for a former employee seeking an engineering job.

youdao

He wrote that for that. His great friend was Bernard Herrmann, who wrote the stories for the first two movies.

他最好的朋友是,伯纳德·，赫尔曼，他写了,前两个电影的故事。

麻省理工公开课 - 电影哲学课程节选

And the oldest one of those letters is 1 Thessalonians, probably,dated to around the year 50 or thereabouts.

而其中最早的是帖撒罗尼迦前书，它可能写于主后第50年左右。

耶鲁公开课 - 新约课程节选

Probably I shouldn't have said it's a two-step process 'cause it's a three-step process to actually write and run it, and the third step is just going to be to run it.

也许我不应该说它是个两步完成的程序,准确来讲，应该是三步，前两步--写，第三步--运行。

哈佛公开课 - 计算机科学课程节选