kilowatt hour ![添加此单词到默认生词本](http://www.dict.li/user/images/new_vocabulary.gif)
【化】 千瓦小时; 千瓦特小时; 度
kilowatt hour[ noun ]
a unit of energy equal to the work done by a power of 1000 watts operating for one hour
<noun.quantity>
Kilowatt hour \Kil"o*watt` hour\ (Elec.)
A unit of work or energy equal to that done by one kilowatt
acting for one hour; -- approximately equal to 1.34
horse-power hour.
[Webster 1913 Suppl.]