If I want a copy of the string, I've got to whip out my week 1 skills of just iterating with a four loop from left to right and make copies of those characters.

我需要那个字符串的一个拷贝，我使用,第一周的技巧，从左到右做四次迭代,然后复制这4个字符。

哈佛公开课 - 计算机科学课程节选

Now we're in trouble and I say, don't run away! There are no techniques, there are no maneuvers, there are no -- you can't do anything and so they didn't practice very much, except one stunning exception, the Spartans.

现在形势不妙,我说,"弟兄们,顶住",这些不需要技巧,不需要熟练的动作,也不需要--,你对战场上的一切都无能为力,因此他们也不需要什么操练,唯一让人赞叹的特例,就是斯巴达人

耶鲁公开课 - 古希腊历史简介课程节选