There have been fundamental changes through time that make the role of the central bank evolve and change through time.

试图保持系统的稳定,随着时间的发展，基本的改变发生,使得中央银行的角色演变。

耶鲁公开课 - 金融市场课程节选

If you're an oil rich country today, as long as that oil lasts, you got the world kind of at your knees.

如果你今天是富油国,并且能保持稳定的产油量,那整个世界都会匍匐在你的跟前

耶鲁公开课 - 美国内战与重建课程节选

It also turns out that they're made stable in these environments like milk and mucus secretions because of this secretory chain which is wrapped around it.

同时,连接抗体还可以,使抗体在像乳汁或是粘液分泌物,这样的体内环境中保持稳定,因为分泌循环系统可以将抗体包裹在内

耶鲁公开课 - 生物医学工程探索课程节选

They tend to stay stable during deep frying and then the palatability goes up and the foods taste better, at least according to the food industry.

它们还能在油炸中保持稳定,这使得食物口味更佳,吃起来更加美味,至少食品业是这样认为的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

In order for life to proceed, you need to maintain a constant internal environment.

为了维持生命,人体的内环境需要保持稳定

耶鲁公开课 - 生物医学工程探索课程节选

We take in a lot of food and water everyday, every year, and yet most of us our weight stays remarkably stable over that period of time for adults despite how much we eat and how much we drink.

日复一日年复一年,我们都摄入大量的食物和水,但我们绝大部分人的体重,在成年期都保持得很稳定,不管我们怎样大吃大喝

耶鲁公开课 - 生物医学工程探索课程节选

We need to have conditions internally that are relatively constant in terms of temperature, and pH, and chemical composition in order for us to thrive.

我们需要体内的环境参数保持相对稳定,这些环境参数包括,温度,pH值,以及化学组成,这样人才能茁壮成长

耶鲁公开课 - 生物医学工程探索课程节选