The baby spiders felt the warm updraft.

蜘蛛娃娃们感觉到温气流。

We're leaving here on the warm updraft.

“我们在乘着这温气流离开这里。

Rising air is the first ingredient needed for a tornado to develop.

气流是形成龙卷风所需要第一个要素。

From there, they use natural updrafts, also called mountain waves, to soar to the sky.

之后，机将利用气流翔，人们也把他叫作“地形波”。

An updraft is also extremely treacherous because it can push an aircraft upward to dangerous altitudes.

气流也极其危险，因为它可以把机推到危险高度。

Battling violent updrafts and acid clouds, these non-stick pioneers were swept nearly halfway round the planet.

对抗着气流和酸云, 这些不为人知先驱者已经几乎环绕这颗行星一周。

The more condensation and the bigger the storm clouds grow, the more powerful those updrafts become.

凝结程度越大，并且形成风暴云团越大时，那些气流也就越强。

Upward, moving, like a leaf in an upcurrent of warm air.

我在向飘浮，移动，有如气流中一片树叶。

What you're looking at is the peeled back artificial turf that was sucked up by the powerful updraft of this tornado.

你现在看到是被龙卷风强大气流吸走剥落人造草皮。

Did you make a solar updraft tower of your own?

您自己制作了太阳能气流塔吗？

Condensation releases heat, and heat becomes the energy that drives huge upward drafts of air.

凝结释放量，量成为驱动大量气流能量。

We were caught in a strong updraft.

我们陷入了强烈气流中。

As that happens, an updraft is created when the warm air rises.

当这种情况发生时， 当空气时会产生气流。

We're going to build something called a solar updraft tower.

我们要建造一个叫做太阳能气流塔东西。

AND THE GULLS, PLAYING IN THE UPDRAFTS. IN IRELAND, YOU DRIVE ON THE LEFT.

和海鸥， 在气流中嬉戏。 在爱尔兰， 您靠左行驶。

" Updraft" just means a kind of wind where air moves up.

“气流”只是指一种空气向移动风。

There are some places in the world where they actually use giant solar updraft towers to generate electricity!

世界有些地方实际使用巨大太阳能气流塔来发电！

Tornadoes are thought to die off when thunderstorm updrafts lose energy.

当雷暴气流失去能量时， 龙卷风被认为会消失。

So, can you guess what our solar updraft tower will do?

那么，你能猜出我们太阳能气流塔会做什么吗？

As the air climbs, it can change direction and start to move more quickly.

当气流时候，它可以改变方向并且开始以更快速度移动。