She was soon ascending Blooms-End valley and traversing the undulations on the side of the hill.

她很快就走上布卢姆斯恩德山谷，横穿过起伏的山坡。

Its undulations were documented on YouTube.

该建筑的还被上传到YouTube。

The whitish light of the window-panes fell with soft undulations.

苍茫的暮色透过玻璃窗，后浪推着前浪，慢慢地降临了。

The ship's beacon lit up that whole placid surface, which experienced neither ripples nor undulations.

探照灯照在湖面上，十分平静，一点皱痕、一点纹都没有。

The sea's undulations, which had been creating a gentle rocking motion, now ceased.

使入觉得微微转的大海现在也停止了。

The sea was magnificent, the skies clear. This long aquatic vehicle could barely feel the broad undulations of the ocean.

海上风平浪静，天空清朗无云。长长的船身差不多感不到海洋的阔大。

So turbine blades can be extra-aerodynamic because they have these amazing undulations or waves along them.

所以涡轮叶片可以是超空气力学的，因为它们有这些惊人的起伏或浪。

So the undulations of seal whiskers has inspired, for instance, turbine blades.

因此，海豹胡须的起伏启发了，例如涡轮叶片。

You can see this in the vertical undulations for which the bridge was famous.

你可以从这座桥著名的垂直起伏中看到这一点。

Using undulation like this is completely unique to flying snakes.

像这样使完全是飞蛇所独有的。

Instead, the undulation is critical to their ability to glide.

相反，起伏对它们的滑翔能力至关重要。

One take away from this study is that undulation increases the stability of flying snake glides.

ISAAC：这项研究的一个收获是起伏增加了飞蛇滑行的稳定性。

But just then, lifted off by the tide's final undulations, the Nautilus left its coral bed at exactly that fortieth minute pinpointed by the captain.

但在这个时候，诺第留斯号受海水最后的浪所掀，就在船长指定的正好是两点四十分的时候，离开了它的珊瑚石床。

Is it doing it because it's a snake and all snakes do this, or is there some underlying physical function of this undulation?

它这样做是因为它是一条蛇并且所有的蛇都这样做，还是这种有一些潜在的物理功能？

What we now know is that the undulation is not something that the flying snakes are doing just because they're a snake.

我们现在知道的是，起伏并不是飞蛇仅仅因为它们是蛇而做的事情。

Only a few children in Middlemarch looked blond by the side of Rosamond, and the slim figure displayed by her riding-habit had delicate undulations.

米德尔马契只有几个孩子在罗莎蒙德身边看起来金发碧眼， 她的骑装展现出的苗条身材有着微妙的起伏。

Its white houses with their pointed red-tiled roofs stretch along the slope of a hill, whose slightest undulations are marked by groups of vigorous chestnuts.

它的白色房屋和尖尖的红瓦屋顶沿着山坡延伸， 山坡最轻微的起伏是成群结队的生机勃勃的栗子。

It was like the distant rumble of continuous thunder, and I could hear its sounding undulations rolling far away into the remote recesses of the abyss.

就像远处连续不断的雷声隆隆，我能听到它的声音滚滚到遥远的深渊深处。

As the boat left the harbour and turned seaward a breeze stirred about them and the bay broke up into long oily undulations, then into ripples tipped with spray.

当船离开港口转向大海时，一阵微风在他们周围搅，海湾分裂成长长的油腻起伏，然后变成浪状的浪花。

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， 以及以前未被发现的垂直运，让蛇保持直立状态， 帮助它安全地滑行到地面。