But what if you are able to find identical twins who were separated at birth, and reared in radically different environments.
如果你能找到,出生时就分开了的,同卵双胞胎,在完全不同的环境里长大。
You know, so he's seen me work in a lot of different contexts, so he was able to write a letter that said,
所以,他知道我在不同的环境下是如何工作的,这样他在给我写推荐信时才会说出以下这番话。
But in cultures where the food environment doesn't represent the conditions the brain expects, you've got a mismatch.
但是当你所处的食物环境,不符合大脑的预期时,理想和现实错位了
And a comfortable environment really prepared for the time they came on campus.
在他们到达学校时,已经准备了舒适的环境。
And also, it's useful because harmful stimuli are noticed but when something has shown itself to be part of the environment you don't notice it anymore.
而且它还是非常有用的,因为危险刺激会吸引到你的注意,但当某物被视为环境的一部分时,你便不会再去注意到该物体。
One of the things that estrogen does when cells are exposed to estrogen is that certain genes get turned on that weren't turned on in the estrogen-free state.
雌激素的功能是,当细胞所处环境中有雌激素时,一些在雌激素不存在的条件下,无法表达基因就能够表达
When I'm talking to the interpreter, when I'm typing things in as I just did, to that Python environment, I'm getting what I'm going to call global bindings.
当我和解释器对话时,我会向我说的一样进行输入,输入到Python语言环境中,我会设置全局变量。
So this is the situation that Milton finds himself in as he's writing Lycidas.
因此这就是弥尔顿创作时,所处的环境。
If the food environment had evolved very slowly, as it had in earlier human history, the body would have a chance to adapt.
如果食品环境演化很缓慢,像它在人类早期历史时那样,机体就有机会去适应这样的食品环境
This was not a naturally occurring attenuated virus as used in smallpox, but a virus that was attenuated in the laboratory, basically by propagating it in culture and looking for mutants that were formed as you propagated this virus under different experimental conditions.
这不是在制造天花疫苗时,使用的那种天然减毒病毒,而是一种在实验室中被人工弱化的病毒,基本上是通过在细胞中培养繁殖后,从这些培养出来的病毒中挑选出,不同实验环境下的变异体
But it's all different degrees of terrible, if you will, because so many people in the population share that biological vulnerability and when the environment changes, we have the problems.
只要愿意,这造成的恐慌程度是不同的,因为在人群中有很多这样的群体,他们都有这种生物易损性,当环境发生变化时,就会出现问题
Our immune system's function is to keep us healthy in the face of an environment where there are lots of things that could potentially harm us.
我们免疫系统的功能就是保持自身健康,在面对危机四伏的环境时,使我们免受伤害
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