By your presence, you send a message to every village, every city,every nation.

VOA: special.2009.08.23

That's a real opportunity that your presence and presence of Muslim students at Princeton allows the rest of the population as well as each of the traditions.

你以及穆斯林学生的存在,都为其他的学生和宗教传统,提供了机会。

普林斯顿公开课 - 人性课程节选

That's all that the roommate has ever done every moment that she has been in your presence.

她出现在你面前的时候总是这幅德行。

Do you ever课堂 - SpeakingMax英语口语达人

Many years ago a colleague of mine gave me a quotation from William Barrett I can't cite the quotation exactly, but it speaks about making one's mind so much like a mirror that others will see themselves in your presence.

多年前我的一个同事和我说过,一段William，Barrett的话,原话我不记得了，说的是让自己的思想成为一面镜子,让别人能从你的存在中看到他们自己。

普林斯顿公开课 - 人性课程节选

You detect the presence of your friend's soul through its affects on your friend's body.

你可以检测到你朋友的灵魂的存在,通过它对你朋友身体的影响。

耶鲁公开课 - 死亡课程节选

In order to have DNA you have to make DNA and your cells are continually making DNA inside your body, through a process of DNA synthesis and that synthesis is occurring because of the presence of an enzyme, a protein called DNA polymerase.

为了使每个细胞都具有DNA,身体通过一个叫做DNA合成的过程,不停的生产DNA,这个合成过程是在,一种酶的催化下进行的,这种酶叫做DNA聚合酶

耶鲁公开课 - 生物医学工程探索课程节选