We have Canada and very cold air masses coming down from the north.

我们有加拿大和来自北方的非常冷的气团。

As the land is pushed up, air masses are forced to rise as well.

当陆地被往上推，气团也被迫上升。

The meteorologist is talking about air masses that differ in temperature, wind, and humidity.

气象学家所说的是温度、风力和湿度不同的气团。

That divide is the jet stream or strong currents of air created when warm and cold air masses meet.

这条界线是暖气团和冷气团相遇时产生的急流或强流。

Actual tornadoes form through a completely different process that involves giant air masses colliding with each other over huge distances across the atmosphere.

真正的龙卷风的形成过程完全不同，它是巨大的气团在大气中远距离相互碰撞。

A weather front is where the two air masses meet.

锋面是两个气团相遇的地方。

The mid-latitudes get a lot of clashes between air masses.

中纬度地区气团之间发生了很多冲突。

The anticyclonic weather pattern means basically sort of warm air masses and clear skies.

反气旋天气模式基本上意味着温暖的气团和晴朗的天空。

And no two storms are alike because no two air masses are alike.

没有两个风暴是相同的，因为没有两个 气团是相同的。

Cold winds from the south meet warm air masses from the north.

来自南方的冷风与来自北方的暖气团相遇。

Where these air masses meet, a narrow zone of storm clouds develops, and thunderstorms, and sometimes tornadoes, occur.

在这些气团相遇的地方，会形成一个狭窄的风暴云带，并会出现雷暴，有时还会出现龙卷风。

Gensini says in the aggregate, extreme storms are " becoming more common because we have a lot warmer air masses in the cool season that can support these types of severe weather outbreaks" .

极端风暴“ 变得越来越普遍， 因为我们在凉爽的季节有很多温暖的气团可以支持这些类型的恶劣天气爆发” 。

We have the Rocky Mountain to our west, we have the Gulf of Mexico in our south, we have Canada and very cold air masses coming down from the north, all of those things combined make Tornado Alley.

我们西边有落基山，南边有墨西哥湾， 还有加拿大和来自北方的极冷气团， 所有这些结合在一起形成了龙卷风巷。