Power is measured in kilowatt hours, so 1000 watts operating for one hour is a kilowatt hour. All of these little things that you have throughout the house are going to add up, but those things if you want to make big savings are going to be air conditioning, clothes drying, pool filters
不妨读一读2010年5月16日《The Age》上的这篇报道，有时候在不知不觉间，家庭用电就白白浪费掉了，这流掉的可都是白花花的银子啊。。。
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