So one of the things I didn't say, it's sort of implicit here, is what is the thing I measuring the size of the problem in?

我有一点没有提及，这有点含蓄，这一点就是我怎么，来度量输入问题的大小呢？,一个数组的大小怎么来定义呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

I like the angstrom because atomic dimensions are conveniently measured by angstroms.

我喜，埃，因为原子大小的东西,用埃来度量更方便。

麻省理工公开课 - 固态化学导论课程节选