Snow is pretty simple.

雪很簡單。

Basically, the temperature at all levels of the atmosphere are below 32 degrees.

基本上，大氣層各層的溫度都在32度以下。

When it lands, you have the beautiful white stuff.

當它降落時，你有美麗的白色的東西。

Where it gets tricky is when you have freezing rain or sleep.

棘手的地方是當你有凍雨或睡眠時。

And to understand this, you have to go high into the atmosphere.

而要理解這一點，你必須到高空去。

Both sleet and freezing rain Start is a snowflake high in the atmosphere.

既有淅淅瀝瀝的小雨，也有冰凍的大雨 Start是高高在上的雪花。

As it makes its descent, they both melt into a raindrop as it's entering the lower levels of the atmosphere.

當它下降時，它們都會在進入大氣層低層時融化成雨滴。

Sleep will re freeze into basically an ice pellet.

睡覺會重新凍成基本的冰粒。

At this point, freezing rain is still just a raindrop.

此時，凍雨還只是雨滴。

The differences as it gets closer to the surface.

當它越來越接近表面時，差異。

It makes contact sleep.

它使接觸睡眠。

You will be able to hear.

你將能夠聽到。

It bounces off of everything because it's that little ice pellet.

因為它是那個小冰球，所以它能彈開一切。

Freezing rain, though, will freeze on contact, making an icy glaze over everything.

但凍雨，會在接觸時結冰，使一切都結成冰釉。

The roads, the bridges, your car, even the power lines making freezing rain one of the most dangerous types of winter precept.

道路、橋樑、你的車，甚至是電線，讓凍雨成為冬季最危險的戒律之一。

But if you're gonna have winter precipitation, snow is what everyone hopes for, especially if you're at a place like this.

但如果你要有冬季降水，下雪是每個人都希望的，尤其是在這樣的地方。