今天，我想看看哺乳动物的一些交流系统，尤其是灵长类动物，比如猩猩，黑猩猩，大猩猩。

Today, I'd like to look at some communication systems found in mammals, particularly in primates, such as orangutans, chimpanzees, gorillas.

youdao

稀稀落落的常住人口和休闲活动（尤其是滑雪）的发展，导致当地生态系统发生了重大的长期变化。

A thinly scattered permanent population and development of leisure activities, particularly skiing, have resulted in significant long-term changes to the local ecosystems.

youdao

汞作为一种有毒的金属，会损害人的大脑以及神经系统，尤其对儿童危害很大。

The toxic metal can damage human brains and nervous systems, and is particularly dangerous for young children.

youdao

And so we talked very briefly last time about this business of antigen presentation, how your immune system-- one of the things that it does especially well, is recognize what's part of you and what's not part of you.

上次我们简单的提到过,有关抗原呈递的一些知识,你的免疫系统如何,这也是免疫系统尤其擅长的一点,就是识别哪些部分属于你,哪些不属于

耶鲁公开课 - 生物医学工程探索课程节选