To counteract this oxygen would have to be diluted with non reactive gas.

为了制造这种情况，氧气中的空气比率需要利用惰性气体来降低。

Acetaldehyde generates something called reactive oxygen species.

乙醛的存在会导致活性氧（ROS）的产生。

You are self-righteous, reactive, rageful, and seek vengeance.

你自以为是、反应过激、怨天尤人、寻求报复。

It also generates reactive chemicals that attack the microbes from within.

它还能产生活性化学物质，这种化学物质能从内部攻击微生物。

Yeah, but her pupils are reactive.

但是她的瞳孔有反应。

Our minds latch on to emotions and we become reactive.

我们的思想紧紧抓住情绪，我们会变得很被动。

But lithium is also highly reactive and hard to work with.

但是锂离子化学性质不稳定，难以使用。

Now, here's a very important point: our models of the world are predictive — not reactive.

现在，有一点非常重要：我们的世界模型是预测性的，而不是反应性的。

As a result, AA is both highly reactive and heck-a explosive.

结果就是，AA高度不稳定，而且非常容易爆炸。

'Cause the thing about oxygen is that it's super reactive.

因为氧气是超级活性的。

This means that these muscle cells become less reactive to stimuli.

这意味着这些肌细胞对刺激的反应性降低。

Free radicals are highly reactive chemical entities that can damage cells.

自由基是能破坏细胞的、有高反应活性的化学实体。

No medicine, no nothing like that? - Nope, we starting to be reactive now.

没有药，没有类似的东西吗？— 不，我们现在开始反应了。

But firefighting crews currently use them only as a kind of reactive tool.

不过，消防队员们仅将防火剂作为一种非主动使用的工具。

Unsaturated bonds are more reactive, and it is here that ozonolysis does its work.

不饱和键反应性更强，这就是臭氧分解的作用。

Fava beans contain compounds that when digested, boost the production of reactive oxygen species.

蚕豆富含促进消化的化合物，增强活性氧反应效果。

But when hydrochloric acid dissolves in water droplets, it forms reactive ozone-depleting molecules.

但是，当盐酸溶解在水滴中时，它会形成反应性的破坏臭氧的分子。

This is because the internet is a novelty machine, something dopamine is particularly reactive to.

这是因为，网络是新奇的设备，多巴胺尤其容易对新奇事物起反应。

That discovery enabled scientists to replace the reactive lithium anode with this safer material.

科学家利用这一发现将电池中不稳定的锂阳极用这种更安全的物质代替。

During an oxidative burst, the neutrophil produces lots of highly reactive oxygen molecules like hydrogen peroxide.

在一次氧化爆发中，中性粒细胞会产生大量高活性氧分子，如过氧化氢。