降雪的英文：
smow
snowfall

A wintry blast is bringing cold air down and dumping up to a foot of snow on some parts of the region.
一股寒冷强风给这里的部分地区带来了冷空气和一英尺的强降雪。

They issue an update on the snow forecast.
他们发布了最新的降雪预报。

They issued an update on the snow forecast.
他们发布了最新的降雪预报。

Rain or snow falls when a cloud is cooled suddenly.
当一块云突然变冷时，就降雨或降雪。

A heavy snowfall blocks the main road .
一次严重的降雪阻塞了主要公路。

The descent of snow in one place connotes the evaporation of water in another locality.
一处降雪表示他处有水气蒸发。

They embody snows that drifted down hundreds, or many thousands, or in some cases maybe a million years ago.
它们的体内是数百年，或数千年，有时甚至是数百万年前的降雪。