From a science standpoint, anger is defined as a response to a perceived threat to oneself or to another.

从科学的角度来看，愤怒被定义为对自己或他人感知到的威胁的反应。

I think one of the. - What do you mean perceived threat? Like that you look like you are threatening?

我认为其中一个。- 你说的“感知到的威胁”是什么意思？比如你看起来很有威胁性？

But it still kind of feels that way — and you still experience a stress response to the perceived threat.

但你仍然有这种感觉——你仍然会对感知到的威胁产生一种压力反应。

Neurotransmitters then alert the sympathetic nervous system of the perceived threat.

然后神经递质提醒交感神经系统感知到的威胁。

We realized that the initiative only began once the threat was perceived of Germany having to adopt the same stance as France.

我们认识到，只有当人们意识到德国必须采取与法国相同的立场时，才开始采取主动行动。

This enables increased blood flow, which helpfully accelerates the body's immune response to this perceived threat.

这可以增加血流量，从而有助于加速身体对这种感知到的威胁的免疫反应。

In addition to the perceived threat of a growing minority population, whites without a college education faced a very real problem: death.

除了少数族裔人口不断增长的威胁，没有受过大学教育的白人还面临着一个非常现实的问题：死亡。

Dr. Vorster said, because of the athlete's disability, he was more likely to fight than to flee when confronted with a perceived threat.

福斯特博士说皮斯托利斯因为残疾，在面临可能的威胁时更倾向于搏斗而不是逃跑。

Generally, anxiety is the heightened emotional  response to a perceived threat or challenge, especially one that is unknown or uncertain.

一般来说，焦虑是对感知到的威胁或挑战（尤其是未知或不确定的威胁或挑战）产生的强烈的情绪反应。

He said that covering your mouth or putting your hands on your head helps make you feel safer from a perceived threat.

他说，捂住嘴巴或者把手放在头上有助于让你感觉对一种潜在的威胁更安全。

And so any perceived threat to the river would naturally be interpreted by any regime in Cairo as an existential threat to the survival of the state.

因此，开罗的任何政权都会自然而然地将任何对河流的威胁解释为对国家生存的威胁。

This might seem like an overreaction, but just as bodily pain warns us about perceived threats to our physical well-being, hurt feelings warn us about perceived threats to our social well-being.

看起来是我们反应过激了，但是，就如同身体上的疼痛警告我们发现了对我们身体健康的威胁，受伤的心情也在警告我们发现了对我们社交健康的威胁。

The Latvia and Lithuanian minister say they are also using the opportunity of the talks to raise the issue of the perceived threats of the Russia's

拉脱维亚和立陶宛部长表示，他们也在利用会谈的机会提出俄罗斯威胁的问题。

With various accounts of how Oldham died,   the English chose to believe the version enabling them to go to war with the strongest  tribe and their biggest perceived threat.

有了关于奥尔德姆死因的各种说法，英国人选择相信这个版本，使他们能够与最强大的部落和他们认为的最大威胁开战。

It is something that happens in our body in response to either an unsafe situation, to an injury from the past or to a perceived or real threat coming from the future.

它是我们身体为了应对不安全的情况、过去的伤害或来自未来的感知或真实威胁而发生的事情。

You know, he's just not engaged with his own feelings and that kind of beefing yourself up is a means of protecting yourself from, I think yourself, and that classic male thing of perceived threat that's not there.

你知道，他只是没有投入到自己的感情中去，那种强化自己的方式是保护自己的手段，我认为是保护自己，我认为这是一种典型的男性感知威胁的方式，而这种威胁并不存在。

I think what this shows is that it's a symptom of less secure world or at least a perception from government that the world isn't secure so they need to build up their own forces to protect against perceived threats.

我认为这表明这个世界不那么安全了，或者至少是政府认为世界不安全，所以他们需要建立自己的部队来抵御感知到的威胁。