it was snowing 和it snowed

it was snowing 释义：

这是下雪

例句：

When he went out, it was snowing.

他出去时天正下着大雪。

短语

how hard it was snowing 如何努力下着雪 ; 如何努力 ; 降大雪

it was snowing hard 降大雪 ; 它是下雪硬

It was snowing heavily 天正在下大雪

it snowed释义：

下雪

例句：

It snowed heavily last night.

昨夜的雪下得很大。