But before I get started, I have to point out something a little bit unusual about this class We're being filmed.

但在我开始之前,我要告诉大家这个课程的一点特别之处,我们会被录像

耶鲁公开课 - 心理学导论课程节选

We're actually going to do one more clicker question to get started with today, and as we do, I'll explain something we're going to be trying today, which is a little bit of a friendly competition in terms of answering the clicker questions correctly.

我们将在开始讲授今天的课程之前,再多做一个选择题，我先来说明一下做这件事的原因，这实际上是一个,回答选择题的小比赛。

麻省理工公开课 - 化学原理课程节选

And before we go into some of the technicalities of the class such as the syllabus, I want to end with a story about Peter Drucker.

在我们开始讲本课程的一些细节比如教学大纲之前，我想先讲一个关于Peter，Drucker的故事。

哈佛公开课 - 幸福课课程节选