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

And I like it. I took an introductory Accounting course in the undergrad

而且我喜欢会计学。本科的时候我上了一门入门会计课程，

为什么是会计学呢？ - SpeakingMax英语口语达人

All right. Now let me pause quickly over the word introduction.

现在让我们来探讨入门一词。

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