英文翻译：不带帽子他就冒雪出去了。

He went out without his hat in the heavy snow.
或Despite the heavy snow,he went out without his hat.

he goes to the falling snow without wearing hat.

He went to the falling snow without hat。

He went out to the falling snow without a hat

不带帽子他就冒雪出去了
Without a hat on him冒雪out

He went out following snow without hat.