A pet mouse can run on an exercise wheel.

宠物鼠可以在上奔跑。

He reasoned that as the wheels spun, the mercury would flow to the bottom of each reservoir, leaving one side of the wheel perpetually heavier than the other.

他这样解释，随着轴转动，水银会顺着流向每个储液槽的底部，这样会使的一边远比另一边重。

Everything is a wheel, turning and turning, never stopping.

世界就像一个大，不停歇的转着。

We have the solid-state scroll wheel, right? Patent pending.

我们设计这个固态的。正在申请专利。

Just like a foam roller, a massage gun might be able to increase blood flow to reduce muscle stiffness, reduce pain perceptions at higher ranges of motion, and even make people feel more psychologically relaxed during stretches.

就像泡沫一样，按摩枪可能会增加血液流量，以减少肌肉僵硬，减少大范围运动时的疼痛感，甚至让人们在拉伸时感更放松。

" Given the size of the stones, they must have either been dragged or moved on rollers, " he said. Nash added, " We don't know the exact route but at least we now have a starting point and an endpoint" .

他说，" 考虑这些石头的尺寸，他们定是用拖走或者搬移的" 。纳什补充说：" 我们不知道确切的路线，但至少我们现在锁定起点和终点。"

Using a specially designed system of hydraulics, Belzoni organised hundreds of workmen to pull the bust on wooden rollers, by ropes, to the banks of the Nile, almost exactly the method used to bring it there in the first place.

贝尔佐曾是马戏团里的大力士，后改行做古董商。他使用一套设计独特的水力系统，组织数百工人，用木制与绳索将雕像运罗河岸。这几乎与当年雕像被运拉美西斯神殿所用的法完全一致。

You have guides putting roller tubes underneath boats, as that boat is pulled up, guides are running and putting those tubes under until we get to flat land on top like ancient Egyptian technology, literally.

你有向导把管放在船下面，当船被拉上来的时候，导游们跑着把管子放下去，直我们达顶部的平地，这简直就是古埃及的技术。

After it is picked up light and fluffy, we pass it through these heavy rollers; they are like wringers and are used to squeeze out the remaining moisture.

当它被捡起来的时候又轻又蓬松，然后把它穿过沉重的；它们就像榨汁机，用来挤出剩余的水分。

A 47-page internal report compiled after George VI's funeral suggested attaching metal rollers to the catafalque, to smooth the landing of the coffin when it arrives.

乔治六世葬礼后汇编的一份 47 页的内部报告建议在灵柩上安装金属，以便灵柩达时平稳着陆。

Because with the scroll wheel on a mouse, your hand never had to leave its resting position, you just scroll to see the next thing.

因为有鼠标上的，你的手远都不必离开起始位置，只需动手指就能看下面的内容。

These giant bronze rollers act like heat sinks, they drop the temperature of the candy tremendously and quickly and this lets it hold its shape.

这些巨大的青铜就像散热器一样，它们极快地降低糖果的温度，这让它保持形状。

So they built what looks like the skeleton of a wheeled suitcase, and then filmed it rolling on a treadmill.

因此，他们制造一个看上去像行李箱框架的东西，然后拍摄它在跑步机上的运动情况。

They were trying to, like, do some stuff with, like, these big metal bars to roll out your muscles.

他们试图用一些大型金属之类的工具来放松肌肉。

And she said it was actually the scroll wheel on the mouse.

她说，其实就是鼠标上的。

On the spectrum of trendy fitness products, will the massage gun become a mainstay like foam rollers, or fall by the wayside like oddly oscillating dumbbells?

在时尚健身产品的光谱中，按摩枪会像泡沫一样成为中流砥柱，还是像奇怪摆动的哑铃一样被半途遗弃？

Several of these have been variations on Bhaskara's over-balanced wheel with rolling balls or weights on swinging arms.

有几个是基于婆什伽罗超平衡衍生而来的在摆臂上装动的球或是有重量的东西。

And the rollers go all the way inside, so it's a nice smooth roll into the hearse.

一直里面，所以很顺利地进灵车。

So when you have six casket bearers, you can get nice and close before you put the casket on the rollers.

所以有六个人抬棺材时，灵柩被放在上之前可以很接近。

But how does the scroll wheel know which direction it's rotating?

但是如何知道它旋转的方向的？