8.One kilowatt-hour(1 k Wh) is equal to one kilowatt (i.e,1000 W) of power acting for one hour.Recall that there are 60 seconds in a minute and 60 minutes in an hour.

8.One kilowatt-hour(1 k Wh) is equal to one kilowatt (i.e,1000 W) of power acting for one hour.Recall that there are 60 seconds in a minute and 60 minutes in an hour. on-hour one-hour ride a one -hour还是an one-hour in one's hour brush one’s hour a half hour one hour对不对? 冠词 an one-hour 还是a one-hour 是a one-hour ducumentary还是an one-hour documentary One hour ago 和one hour later.有什么区别? 0.8hour 1hour 1.5hour one and half hour 哪些要加0.8hour 1hour 1.5hour one and half hour 哪些要加s eight times in one hour was just one hour from one hour 的意思是什么? 求人工翻译三句话,在线等5000 megawatts global generating capacity of solar power 37 percent top efficiency of experimental solar cells 20 to 25 cents cost per kilowatt-hour of solar power an hour one houran hour 与one hour的区别是什么 one past half hour 中的“hour”要不要加“s”? more than one hour和more than an hour区别 one and a half hour 中hour是否加s