Watch out for mud and other slippery surfaces like rocks.

心泥土和其他表面，比如岩石。

And you won't get a smooth finish if the walls are dusty or greasy.

如果墙壁上有灰尘或油脂，你将无法获得表面。

Why is it that smooth surfaces can reflect images back at us?

为什么表面可以将图像反射回来呢？

And that's what gives that kind, the silky glossy finish.

这就是为什么会有这种，丝绸般表面。

These cells form a slick surface that helps the blood move without friction.

这些细胞形成表面，帮助血液无摩擦流动。

So what I'm going to do is zoom in into the atomic level.

此时不存在完全表面。

And so when you zoom in to the atomic level, almost nothing is completely smooth.

此时不存在完全表面，这个表面可能像这样。

But not every smooth surface acts like a mirror.

但并不是每一个表面都像镜子一样。

Previous techniques exist to solve this problem, but they take extremely long and are typically limited to flat surfaces.

之前也有技术能解决这个问题，但要花费相当长时间，而且通常仅限于表面。

If the smooth surface absorbs the photons instead of bouncing them back, there's no reflection.

如果表面吸收子，而不是将它们反弹回来，那就没有反射。

They're waiting for the chemists to design new, smooth surfaces with increased inherent adhesion for some of those copper wires.

他们在等化学家们为某些铜线设计出增加了固有粘着力新、表面。

There were little elegant side tables everywhere, their burnished surfaces covered with ornamental boxes.

随处可见精致边桌，表面上覆盖着装饰盒。

A smooth surface for sliding on slide.

一个表面用于在梯上行。

Finally he ran his hand over the smoothness, and nodded.

最后他用手摸了摸表面，点了点头。

The idea is that you can ride a road bike on a smooth surface.

这个想法是你可以在表面上骑公路自行车。

A smooth surface is something that doesn't have any bumps.

表面是没有任何颠簸东西。

It had been an odd sensation putting on the crinkling, slick-surfaced garment.

穿上这件起皱、表面衣服感觉很奇怪。

The smooth, empty scoops in its face seemed profoundly interested in her.

石头表面那、空洞凹陷处，仿佛对她充满了深切兴趣。

Again, this is a very slick surface.

同样，这是一个非常表面。

The surface of the phone is so smooth.

手机表面非常。