Ball says adults should start off with exercises at the base of the pyramid, like walking or climbing stairs.

VOA: standard.2010.02.26

We're going to talk about various aspects of food and I'd like to start off with a little pop quiz.

我们将讨论有关食品的方方面面,我将以一个小测验来开始这门课

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And so he said, if you start off with a male and a female, at the end of one month they have an offspring. Let's assume they have two offspring. At the end of the next month let's assume those offspring have offspring. Again a male and female.

在13世纪的时候想要计算兔子的数量,就是一个月大的兔子,再过一个月就可以进行交配,所以它说如果你一开始有一公一母两只兔子,在一个月末它们就可以生小兔子,让我们假设它们生了两只小兔子。

麻省理工公开课 - 计算机科学及编程导论课程节选

So it's going to keep in mind the limitations, so let's start off with talking about ionization energy.

那么让我们将这些局限性记在心里，继续来讨论一下电离能。

麻省理工公开课 - 化学原理课程节选

Now, moral feeling is what we'll start off with and we've already discussed this in a different context.

好了，道德情感,是我们首先要讲的一个方面,我们已经讨论过这个问题了,在之前的课堂上。

耶鲁公开课 - 心理学导论课程节选

So let me start off with-- is this the first day of shopping or was it yesterday?

首先我想问一下,第一次的试听课是今天还是昨天

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So, I don't mean to start off with a bit of a rant.

我不是有意在这里咆哮。

哈佛公开课 - 计算机科学课程节选

You start off with a transition period when you're falling asleep. We call that stage I.

一开始是过渡期,你开始进入睡眠状态，这是第一阶段。

耶鲁公开课 - 心理学导论课程节选

So if I start off with a list of length n, how many times can I divide it by 2, until I get to something no more than two left?

我能够除以多少次2呢？,直到我得到的长度不超过2么？,对数次，对吧？就像刚才那位同学说的那样？

麻省理工公开课 - 计算机科学及编程导论课程节选

So first, I'd like to start off with some definitions.

首先,我要讲几个定义

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And this is what you start off with.

这是我们的本能。

耶鲁公开课 - 心理学导论课程节选