Toward noon the sun broke through the chill air, drying it quickly.

接近中午，太阳突破寒冷的空气，迅速将空气变干。

Having said that, air drying hands can be effective if done thoroughly, and truthfully, you don't always have an option.

话说回来，充分使用烘手机还是可以有效地清除手上细菌。而且说实话，你不会一直都有得选择。

Air drying is always an option.

风干始终是一种选择。