When it comes to the slowing economy, Ellen Spero isn't biting her nails just yet.

经济发展速度开始减慢时，艾琳·斯派罗还不至于束手无策。

The other thing is that it slowed down.

另一件风速减慢了。

This can slow movement and increase the risk of dying.

这会减慢运动并增加死亡的风险。

Not to speed it up, not to slow it down.

不加快速度，不减慢速度。

Do you ever feel that your heart beats unusually fast or slow?

有没有感到心跳不常地加快或者减慢？

And that'll probably help slow you down a little bit.

这可能会使你减慢吃批萨的速度。

This would have slowed them down and made them sluggish.

这会减慢它们的速度并且让它们变得笨拙。

Your brain activity slows down as you gradually sink into a peaceful slumber.

随着你逐，进入梦乡大脑活动会减慢。

We have gearing, which slows down the speed for the hands.

我们有传动装置，可以减慢指针的速度。

Over long time scales, Earth's rotation is actually slowing down.

从长期来看，地球的自转实际上正在减慢。

He's trying to relax us here by slowing down the rate of harmonic change here.

他想要通过减慢和声变换的速率使我们放松下来。

And pausing to look up every word can slow down your reading.

停下来查每一个字，会减慢阅读速度。

It slows their heart down and it changes the blood flow through different blood vessels.

它能减慢心率还能改变流经不同血管的血流。

And the first reaction you will have maybe is to slow down.

“你的第一反应可能减慢拉箱子的速度。

Any time light travels through something transparent, it slows down.

每当光穿过透明的物体时，速度就会减慢。

The ultrasound recordings have been slowed down to be in the range of human hearing.

超声波记录已经减慢到人类可以听到的范围。

And the baton will fall and slow down.

而这样一来交接棒会滑落然后传递速度会减慢。

Allowing other cars to cut in front of you slows you down.

让其他汽车在你前面超速会减慢你的速度。

This doesn't just undermine recovery. It's also dangerous.

这不仅减慢了恢复，而且很危险。

These survivors said they felt that time was speeding up or slowing down.

他们说感觉到了时间加速或减慢。