But rivers don't have umbilical cords, so why do they have innies and outies?

但河流又没有脐带，那它们为什么会有凹凸的区别呢？

That's why you can see all those bumps and cracks.

这也正你可以看见路面细小凹凸和裂缝的原因。

The ground at the lunar south pole is uneven making landing there difficult.

月球南极的地面凹凸不平，使着陆变得困难。

Yeah, but did you see the dents in his knuckles? That means he's artistic.

但，你看见指关节的凹凸么？ 那说个艺术家。

She skillfully travels the uneven surface of the soccer field.?

她熟练地在足球场的凹凸不平的表面穿行。

They adorned the smallest crevices, some sprawling, others standing or hanging like coral outgrowths.

它们把最轻微的凹凸都铺平了，有的摆开来）有的竖起或垂下，像珊瑚形成的瘤一样。

Can't be greater. If you ride on bumpy, hilly roads, a mountain bike is what you need.

关系很大呢。如果你在凹凸不平的路骑，就要选用地车。

If bumps show up on a sidewalk, it's the city's job to repair it and smooth it out again.

如果人行道出现凹凸不平的情况，城市的工作修复它并使其恢复平整。

I stared at the bumpy green mask and burst out laughing.

我盯着凹凸不平的绿色面具，突然笑了起来。

Museum visitors can touch the piece and feel the ridges and depressions.

博物馆的参观者可以触摸这件作品，感受它的凹凸不平。

A few yards ahead, I saw the bumpy red formations of clamshell reef.

前方几码处，我看到了凹凸不平的红色蛤壳礁。

So, now we know about both elastic and inelastic collisions.

所以，现在我们有关于两者的信息 柔软而有弹性的凹凸。

Yeah, but the dents in his knuckles mean he's artistic.

你有看见手关节的凹凸? 那代表有艺术气息。

Yeah, but did you see the dents in his knuckles? That means he's artistic.

你有看见手关节的凹凸吗？ 那代表有艺术气息。

And when we look around at things like braille, for example, people are getting information through bumps on their fingers.

例如，当我们看盲文的时候，人们通过指尖下的凹凸获得信息。

Still, they did have bumpy, lumpy teeth to help crush fruit, like many primates do.

尽管如此，它们确实有凹凸不平的牙齿来帮助压碎水果，就像许多灵长类动物一样。

Rough bumpy calluses on  their toes also help them keep their grip on slippery, wiggly fish.

它们脚趾粗糙、凹凸不平的老茧也有助于它们抓住滑溜溜、摇摆不定的鱼。

This adjective means 'lumpy' or 'having many raised areas on the surface' - like skin when it gets cold.

这个形容词的意思" 凹凸不平的" 或" 表面有许多凸起的区域" —— 就像冷的时候的皮肤一样。

Halleck emerged from the alcove in dress uniform, his lumpy ugliness seeming out of place in the glittering finery.

哈勒克穿着制服从凹室里走出来， 那凹凸不平的丑陋形象在闪闪发光的华服中显得格格不入。

Volcanoes, mountains, craters, and some big lava planes are what make up my bumpy surface, and my clouds make no rain.

我凹凸不平的表面由火、脉、陨石坑还有一些熔岩平原构成，我的云并不会下雨。