" An old man, " Harry said, his throat still constricted.

“有一个老人，”哈利说，他的喉头仍然发紧。

Do you have a constricting pain in your chest?

你感到胸部疼痛吗?

Next, blood vessels near your skin will begin to constrict.

接下来，你皮肤附近的血管会开始收缩。

Car trouble can always be dangerous but this was down right " constricting" .

汽车故障可能总是危险的，但这是正确的绞杀方式。

In the brain, the hypothalamus tells your blood vessels to constrict.

大脑中的下丘脑会让血管收缩。

Also, the affected pupil becomes dilated and fails to constrict in response to light.

此外，受影响的瞳孔会放大，对光反射消失。

So my consciousness narrows and constricts, and I'm in the fight or flight mode.

我的意识变得狭窄，收紧进对抗或逃跑模式。

It also constrict blood vessels, and incidentally the vasoconstrictor drug called vasopressin is just ADH.

同时ADH也可以收缩血管，而一种名为血管升压素的血管收缩类药物其实就是ADH。

And your blood vessels constrict to get oxygenated blood to your vital organs.

而你的血管会收缩，让充氧血能被送抵你的重要器官。

Panic can accelerate an asthma attack by causing airway muscles to tighten, constricting airflow even further.

恐慌会导致呼吸道肌肉收紧，进一步收缩气流，从而加速哮喘的发作。

Cigarette smoke constricts the blood vessels. I've seen really good grafts fail over a few cigarettes.

吸烟会令血细胞压缩。曾经有过因吸烟而使再植手术失败的。

Well, I'm okay with snakes as long as they're not venomous or constrict you or anything.

好吧，只要蛇没有毒， 也不会让你吓得四肢瘫软，我还是能接受蛇的。

We narrow and constrict even more.

进一步收窄压缩。

We narrow and constrict. We feel more sad.

我们收窄压缩，感觉更悲哀。

Well in response to low oxygen levels, or hypoxia, the pulmonary arterioles constrict, which raises the pulmonary blood pressure.

为应对低氧水平或缺氧，肺小动脉会收缩，这就容易引起肺高血压。

When an artery constricts, we call it vasoconstriction.

当动脉收缩时，我们称之为血管收缩。

What happens when we experience negative emotions is that our consciousness, our thinking narrows and constricts.

体验消极情绪时我们的意识我们的思维变得狭窄，收紧。

And I narrow and constrict in terms of my thinking all I am thinking about is just that.

我的思维收窄缩紧一心只想着被女友甩了。

Arterioles also have relatively more smooth muscle in their walls, which allows them to constrict and dilate more efficiently.

小动脉壁上的肌肉也相对较光滑，这使它们可以更有效地收缩和扩张。

Unlike Osama, most of his brothers chose to attend Western Universities where they were not constricted by Islamic tradition.

奥萨马不同，他的兄弟们大多都选择接受西方大学的教育，在那里，他们并不受到伊斯兰教传统的限制。