That leads to faster heart beating and pupil dilation.

这会导致心跳加快和瞳孔放大。

This is thanks to one of Einstein's theories called time dilation.

这要归功于爱因斯坦的一个理论，即时间。

This effect is known as " time dilation" .

这种效应被称为“时间”。

Both dilation and cystic medial necrosis weaken the aorta, making it susceptible to aneurysm, dissection, and rupture.

不管是扩张或是囊性中层坏死，这些病变都会使主动脉变得脆弱，更容易形成动脉瘤、夹层以及破裂。

Also, blood vessel dilation can cause blood volume to drop, which can lead to low blood pressure.

此外，血管扩张会导致血容量下降，从而导致低血压。

You know, and that -- that's one of the great things about virtual reality as well is time dilation.

你知道，这也是虚拟现实的一大优点——就是时间。

You know, and that -- that's one of the great things about virtual reality as well is time dilation.

你知道，这也是虚拟现实的一大优点——就是时间。

For example the duct may take on a chain-of-lakes pattern due to alternating stenosis and dilation of the ducts.

例如胰管造影能会显示狭窄和扩张交替出现的“湖链征”。

Chronic bacterial infection and inflammation can lead to bronchiectasis, which is airway wall damage causing permanent dilation of the bronchi.

长期细菌感染和以导致支气管，即气道壁被破坏导致支气管的永久性扩张。

Some form of time dilation then occurred and servicemen's watches were out of sync.

然后发生了某种形式的时间，军人的手表不同步了。

Pupil dilation is even used by the FBI to detect deception.

FBI 甚至使用瞳孔放大来检测欺骗。

But in a nutshell, you're using time dilation.

但总而言之，你是在利用时间。

For example, drugs that block receptors for the neurotransmitter acetylcholine can cause impressive dilation.

例如， 阻断神经递质乙酰胆碱受体的药物以引起令人印象深刻的扩张。

And so what scientists know is that there is something called time dilation.

科学家们知道有一种现象叫做时间。

So there are some weird things that come out of time dilation.

所以时间会带来一些奇怪的现象。

Flow-mediated dilation is important for heart health.

血流介导的舒张对心脏健康很重要。

So stage one is the onset of labor to complete dilation of the cervix.

第一阶段是从临产开始到宫颈完全扩张。

This is the effect of the highly curved spacetime which  causes time dilation.

这是高度弯曲的时空导致时间的影响。

I'll place a nasal airway for dilation.

我会找好鼻腔导气管用于扩张。

When time changes, that's called time dilation, and when distance changes, that's called length contraction.

当时间发生变化时，称为时间，当距离发生变化时，称为长度收缩。