If you are trying to model, I don't know, the efficacy of a particular drug, these are the baby-steps that you will go through.

是否你正在试图创建模型，我不知道，一种特殊药品的功效，你们要经过一些入门步骤。

麻省理工公开课 - 固态化学导论课程节选

Which of us would want to punish the purest efficacy of a living intellect?

谁愿意批评,最纯洁的活跃的思想的成果？

耶鲁公开课 - 弥尔顿课程节选