So the food environment can change and can change in productive ways and there are a lot of signs of this happening.

食品环境可以改变并可以很有创造性改变,有很多迹象都可以证明这一点

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

There is a lot of research showing how difficult it is to change happiness based on external factors.

很多研究表明,基于外在因素改变快乐很难。

哈佛公开课 - 幸福课课程节选

Our relationship with water has changed a lot too and a lot of that is due to marketing.

我们和水的关系也改变了很多,这都是拜市场化所赐

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

You spend a lot of time talking about the transition between alchemy and modern chemistry.

在高中化学你很多时间是花在,了解从炼金术到化学的改变上。

麻省理工公开课 - 化学原理课程节选

Then from these beginnings, engineers transformed life in the twentieth century: a lot of things started in the twentieth century and became common place.

从此开始,工程师们改变了二十世纪的生活,有很多东西在二十世纪发明并得到普及

耶鲁公开课 - 生物医学工程探索课程节选

Even if the expected value is the same, they'd move around a lot.

即使股票的价格是一样的，但是它们的价格经历很多改变。

麻省理工公开课 - 计算机科学及编程导论课程节选

There is a lot of research in psychology, a lot of evidence that shows how difficult change is.

心理学的研究有很多，很多证据显示，改变是非常困难的事。

哈佛公开课 - 幸福课课程节选

And once he did that, both he and many other scientists, could then, once they understood what caused the fluorescence, make little changes to the actual protein, and tune what the properties of that fluorescent protein were.

而且一旦他做成了这个，一旦他们弄清楚了是什么导致萤光，他和其它很多科学家，就可以对蛋白质做微小的改变，调节蛋白质的荧光性质。

麻省理工公开课 - 化学原理课程节选

Now you're saving a few calories because you don't even have to do that, so the food environment's changed in a lot of ways.

现在不需要这样,又节省了些力气,所以说食品环境改变了很多

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

It doesn't have every potential, it's a boy or a girl, it's not going to go back, but it has lots of potential in that eventually when it becomes an adult it could become a cellist, or a biologist, or an auto mechanic, or a biomedical engineer, all those potentials are still there.

但不是全部,比如性别已有定论,无法改变,但还是有很多潜能,当孩子长大,他可以成为大提琴家,生物学家,机械师或者生物医学工程师,他仍有所有的潜能

耶鲁公开课 - 生物医学工程探索课程节选

Other people might have other interests, but we'll talk a lot about social change and what might be done ultimately to effect the environment.

其他人可能会关心另外一些问题,但我们会谈很多关于社会变迁,及对于改变环境,我们最多能做到什么

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选