原文：I looked up why my glasses fog up when I come inside from the cold, and it turns out warm air can hold more moisture, so when it hits my cold lenses the water condenses right onto the surface.

譯文：我查了一下為什么從外面冷天進屋眼鏡就起霧，原來暖空氣能裹住更多水汽，碰到冰涼的鏡片就全都變成水滴糊上去了。