来自MSN

Here's Why Window AC Units Have To Actually Be Mounted To A Window To Work

Why do window ACs actually need a window? On the surface, it feels unnecessary — after all, the unit is clearly designed to blow cold air from the front. Why can't you just set it on the floor like a ...
SlashGear

Here's Why Window AC Units Have To Actually Be Mounted To A Window To Work

Why do window ACs actually need a window? On the surface, it feels unnecessary — after all, the unit is clearly designed to blow cold air from the front. Why can't you just set it on the floor like a ...