But our bodies have many chemical mechanisms in place to not only put us to sleep, but wake us up as well.

我们的身体有许多化学机来控睡眠，与清醒的时间。

So we now have the first example of an animals having multiple, independent chemical defenses.

现在，我们找到了第一种拥有多重且独立的化学防御机的动物。

What research on exercise is suggesting, and a better understanding of neurochemical mechanisms is proving, is that there is a very powerful connection between the brain and movement.

运动相关研究与神经化学机均表明，大脑与运动关系密切。

His results demonstrate all of these biochemical processes we just talked about.

他的结果展了我们上面说过的这些生物化学机。

So suffering from any one of these conditions increases your risk of experiencing the other two.

它的化学机却和饱受忧郁症 与焦虑症之苦的人所发生的焦虑发作类似。

There's all sorts of compelling statistics we could talk about, but the actual mechanisms that cause sugar to have such bad effects on the body paint a much clearer picture.

市面上有各种各引人注目的统计数据我们可以拿来谈论，但是糖在体内的实际的造成身体损伤的生物化学机，这最有说服力。

And that's going to help you when you're doing organic chemistry mechanisms.

这将有助于你在进行有机化学机时的工作。

And so they have got very potent chemical defenses and they're not trivial.

它们拥有非常强大的化学防御机，这可不是小事。

And so there's a lot of, of inducible chemical defenses.

因此，植物拥有大量可诱导的化学防御机。

During the 1980s, American immunologist James B. Allison and his Japanese counterpart, Tosuku Honjo, had discovered the chemical mechanism T cells use to recognise hostile infection cells and realised their potential to identify cancer cells.

20世纪80年代，美国免疫学家詹姆斯·B·艾利森与日本同行本庶佑发现了T细胞用于识别敌对感染细胞的化学机，并认识到其识别癌细胞的潜力。

Biochemistry plays a crucial role in understanding the mechanisms of disease, for example the biochemical pathways involved in cancer or say diabetes, in order to develop new diagnostic tools or therapeutic interventions.

生物化学在理解疾病机中起着关键作用，例如癌症或糖尿病中的生化途径，以便开发新的诊断工具或治疗方法。

Now, although the Spartinas have adapted several chemical and physical mechanisms that allow them to thrive in salt water and to feed oxygen to their roots.

现在，尽管 Spartinas 已经采用了几种化学和物理机， 使它们能够在盐水中茁壮成长并为它们的根部提供氧气。

There is some very interesting data and it comes back to what we described earlier, the neurochemistry of the REM sleep state.

有一些非常有趣的数据， 它回到了我们之前提到的内容，即快速眼动睡眠状态的神经化学机。

And then in the true vacuum, we don't have the same chemistry, your particles don't hold together anymore, you're fully disintegrated.

在真正的真空环境中， 化学反应机将不复存在，你的粒子不再保持结合状态，你将被完全解。

It's a chemical defense mechanism, so they actually have formic acid and they'll spit the formic acid and it - Fantastic.

- 这是一种化学防御机，所以它们实际上有甲酸， 它们会吐出甲酸， 这 - 太棒了。

That seems like I'm getting some nice dopamine hits in whatever the chemistry is from just the basics of life.

那似乎是我从生活的基础中获得了不错的多巴胺刺激，无论其化学机是什么。

They're corroding " not quickly, necessarily." He says the scientists need to learn " the chemical mechanisms."

它们并非“迅速” 腐蚀。 他说科学家需要了解“化学机” 。

So, as unique as they look, the Venus flytrap’s claws and chemistry are evolutionarily repurposed tools.

所以，尽管捕蝇草看起来很独特，但它的爪子和化学机其实是进化过程中重新利用的工具。

" Chemical mechanisms, " then, are the processes that the chemicals in the daguerreotypes are going through and how they were produced to begin with.

“化学机”则是达盖尔银版照片中的化学物质所经历的过程， 以及它们最初是如何造出来的。

Describing the objective character of a person's notion, Hegel says that it consists of mechanism, chemism, and teleology.

黑格尔在描述一个人的概念的客观特征时说，它由机、化学和目的论组成。