This is one thing you were much better at when you were a baby than you are now.

相比于现在,你在婴儿时对语音更加敏感

耶鲁公开课 - 心理学导论课程节选

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