地球的力量 第2集 大气(8)巨大漩涡

To understand the troposphere we live in,

要想了解我们所居住的对流层

you have to think of it not just as gases, but also asa fluid.

那你就不能把大气层只看做气体也应该看做流体

In effect, we live at the bottom of an ocean of air.

实际上，我们生活在气团的海洋中

Just like water, air has turbulence.

就像水一样，空气也有扰动

These clouds are formed as the air creates eddy currents

云的形成就好像是空气产生的涡流

flowing around the tips of mountains.

在山尖流动

Tornadoes are like giant whirlpools.

旋风好像是巨大的漩涡

And just like the ocean, the troposphere even has waves.

就好像是海洋一样对流层甚至也有波浪

This cloud in Queensland, Australia,

澳大利亚昆士兰的这种云

is one of the largest waves in the world.

实际上是世界上最大的波浪

It can reach to over a mile high.

它可以达到2千米高

It's a solitary tropospheric wave

它是一个单独的对流层气流

that combined with the humidity in the region

结合潮湿的气团

takes the form of a visible cloud.

成为云的形式