This is roll-on deodorant but you can also get spray.

这是滚珠式除臭剂，但你也可以买到喷雾式。

A fidget spinner is a small ball-bearing device that users can rotate very quickly between their fingers.

指尖陀螺是种小型滚珠轴装置，用户可将其放在手指间快速旋转。

Small things. Peas, ball bearings, dimes.

小东西。 豆子、滚珠轴、钱。

He found many ways to reduce friction, such as lubricating with oil, using rolling balls, using bearings.

他找到了很多减少摩擦方法，比如用油润滑、使用滚珠、使用轴。

We got the usual: half pepperoni, and half ball-bearings and screws.

我们得到了通常: 半是意大辣香肠, 半是滚珠轴和螺丝。

He points to a computer file that instructs 3D printers to make a plastic encasement full of ball bearings.

他指着个计算机文件，该文件指示 3D 打印机制作个装满滚珠轴料外壳。

It's for the skin and it has roller balls and all different attachments and you can do your own face gym.

它是针对皮肤，它有滚珠和所有不同附件，你可以做你自己面部健身。

In this test, the ball bearing penetrated the skin, piercing the liver, and travelling all the way through the rest of the body...

在此测试中， 滚珠轴穿透皮肤， 刺穿肝脏， 并路穿过身体其余部分. . . . . .

More recent archaeological hypotheses have them transporting the bluestones with supersized wicker baskets on a combination of ball bearings and long grooved planks, hauled by oxen.

最近考古假设认为，他们用滚珠轴和长槽木板组合而成超大柳条篮运输青石，并由牛拉动。

It's like a V-shaped trench. I'm imagining like there's a ball bearing, and it's like, and it can only go forward in that trench or back. And it goes forward. - Right.

就像是 V 字形沟壑。我想象着有个滚珠轴，它只能在沟里前进或后退。它向前走。- 对。

Lubricants such as silicone oils can be included in them, to make the damaged surfaces of ball-bearings that have run out of oil more slippery, so that they are not scratched too rapidly.

比如硅系列油等润滑剂，可以使耗尽了油滚珠轴受损表面更加光滑，避免过快摩擦。