Something was slithering up from its depths.

什么东西从雕像深处窸窸窣窣地向上滑行。

They came to a more dangerous part of the river, and the boat started to go too quickly.

当他们走到河中比较危险地段时, 小船开始极快地滑行。

He was, in fact, so perfectly at home upon his skis that he glided along with an easy grace.

事实上，他在滑雪板上是如此自如，以致于他能从容优雅地滑行。

But in the movie, you see it gliding smoothly along.

但在电影中，你会看到它顺畅地滑行。

It's not going to glide or do it slowly or quickly.

它不会滑行，也不会缓慢或快速地滑行。

He kept his eyes fixed on the instruments, gliding by instinct, fighting for altitude.

他眼睛一直器，本能地滑行，为高度而战。

Okay, a pretty long thought group here. Everything glides together smoothly.

好，这里有一个很长思想小组。一切都顺利地滑行在一起。

Then, without replying, she slowed the engine down so that they were coasting quietly.

然后，她没有回答， 而是降低了引擎速度， 让他们安静地滑行。

The three of them listened. Something was slithering over dead leaves nearby: it sounded like a cloak trailing along the ground.

三个人侧耳细听。什么东西在近旁落叶上嗖嗖地滑行：那声音就像是斗篷在地面上拖曳。

What happened next is something Sebastian could never have imagined-- --he skated as if he were a water skiier, gliding gracefully behind the big dog.

接下来发生事情是塞巴斯蒂安无法想象——他像滑水运动员一样滑行，在大狗后面优雅地滑行。

Even though it can't fly when wet, the robot can still glide safely back to land, and when it's dry, take to the skies once again.

尽管它在潮湿时无法飞行，但机器人仍然可以安全地滑行回到陆地， 而在干燥时， 它又可以再次飞上天空。

VOICE OVER: The side-to-side undulation, as well as a previously undiscovered vertical movement, allow the snake to stay in an upright position, helping it glide safely to the ground.

旁白：左右起伏， 以及以前未被发现垂直运动，让蛇保持直立状态， 帮助它安全地滑行到地面。

We went west, dropped over to Sunset and slid fast and noiselessly along that. The Indian sat motionless beside the chauffeur. An occasional whiff of his personality drifted back to me.

我们向西走，降落到日落，然后沿那条路快速而无声地滑行。印第安人一动不动地坐在司机旁边。他个性偶尔会飘回我脑海。

The last incline down which the stream journeys so gracefully is so steep and smooth one must slip cautiously forward on hands and feet alongside the rushing water, which so near one's head is very exciting.

溪流如此优雅地滑下最后一个斜坡是如此陡峭而平坦，必须手脚并用地沿湍急水流小心翼翼地向前滑行，如此接近一个人头是非常令人兴奋。

Alright, so a healthy joint consists of two bones, each with its own layer of articular cartilage, which is a type of connective tissue that allows the two bones to glide against each other essentially without friction.

好，一个正常关节由两块骨组成；每一块骨都有关节软骨在外层包绕；关节软骨是一种结缔组织，使得两块骨头能基本没有摩擦地互相滑行。

Titanoboa, a snake as long as a full-size  school bus, slithered through the muddy rivers and lowlands of northern Colombia, lording over  primeval jungles until its eventual extinction; but what if Titanoboa, the largest snake  ever discovered, was still alive today?

泰坦巨蟒（Titanoboa）是一种与全尺寸校车一样长蛇，在哥伦比亚北部泥泞河流和低地中滑行，统治原始丛林， 直到最终灭绝；但是，如果有史以来发现最大蛇泰坦巨蟒今天还活呢？