The cold air made her face tingle.

冷空气冻得她的脸发痛。

Blasts of cold air swept down from the mountains.

阵阵强冷气流从山上席卷下来。

He leant against the car, gulping in the cold air.

他倚着汽车大口大口地呼吸冷空气。

When winter arrives, my fingers split and bleed in the cold air.

在寒冷的冬天，我的手指会裂开流血。

To form a tornado, cold air must sit above warm and moist air, and the wind needs to go in different directions at different heights, creating shear forces.

形成龙卷风，寒冷的空气必须处在暖湿的空气上部，而风应该在不同高度向不同的方向运动，以此创造出剪切力。