So, just an introduction to the classes of potential foreign invaders that our immune system tries to defend us against.

所以 我只是简单介绍几类,免疫系统试图抵御的潜在外来侵略者

耶鲁公开课 - 生物医学工程探索课程节选

So you hear about the Omega-3 fatty acids coming from seafood and these tend to be protective against diseases.

你们应该听过海鲜中提取的ω-3脂肪,这种脂肪能抵御多种疾病

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 even people that got vaccinated, most of us either have questionable or no protection against the virus at this point.

所以就算那些接种过天花疫苗的人,到那时候也不一定,或者压根无法抵御病毒

耶鲁公开课 - 生物医学工程探索课程节选

It not only defeats wrong, but it creates right and it creates citizens who behave rightly.

它不仅抵御错误行为,还要树立正确观念,并且,培养出行为端正的市民

耶鲁公开课 - 古希腊历史简介课程节选

But in citing the power of what she claims to be this Puritan bogey, Virginia Woolf really suddenly reveals, I think, how difficult it is even for her to shut out entirely the real -or it might just be the bogus--power of John Milton.

但是通过指出这她称之为清教徒式的妖言的力量，佛吉尼亚·伍尔夫的确突然间向人们展示了，我想，即使是她，想要完全抵御弥尔顿的切实存在的力量,-也有可能仅仅是蛊惑人的妖言--是非常困难的。

耶鲁公开课 - 弥尔顿课程节选

So these organisms like this are abundant in the world around us and our immune system prevents us from getting sick most of the time.

在我们周围充斥着像这样的生物体,而免疫系统在大多数时候能够抵御疾病

耶鲁公开课 - 生物医学工程探索课程节选

And if your body is biologically programmed to defend itself gainst famine or starvation which is what humans and animals have faced over all the centuries then you're going to seek out the energy dense food and that's why those foods taste inherently better.

在生物学角度,你的身体本身一直在,抵御饥荒和饥饿,是人和其他动物几世纪来一直面对的问题,所以你就主动寻找高能量的食品,这也是为什么这些食品比较好吃

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Because it's working to defend us against many different kinds of potential assaults, the immune system has a diverse repertoire of responses that it uses in the face of these assaults.

免疫系统的工作就是抵御,不同种类的潜在威胁,免疫系统具备类型众多的免疫反应类型,以应对各种威胁

耶鲁公开课 - 生物医学工程探索课程节选

Because of that large amounts of particular types of pesticides and fertilizers and the like have to be used to defend against these outside threats; and those bring their own series of environmental consequences, so we'll go into that in some detail.

由于上述原因,人们大剂量使用某些,杀虫剂和化肥,这样做是为了抵御外来威胁,这带来了一系列的环境影响,我们来详细看看是怎么回事

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

This was thought by many to be a positive change but in game rich environments where there was a lot of meat available, people could actually get many more calories per hour-- that is secure more food that would help fend off starvation compared to what they could get for people cultivating food.

很多人都认为这是一个积极的改变,然而 在那些富饶地区,获取肉类轻而易举,同样时间内,人类可以获取更多能量,相对那些靠种植获取食物的人类来说,这些地区有足够多的食物来抵御饥荒

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选