* 2千瓦的电炉a 2kW electric fire年用电量平均为每小时500千瓦.It's about 500 kilowatts per hour on average.我们有一台三百千瓦的事故备用发电机.We have an emergency - standby electric generator with a capacity of 300 kilowatts....
I know better than to lend him any money.我知道不该把钱借给他.I know better than to do such a thing.我不会糊涂到干出这种事情来.There are some very obvious phrases that we all know or certainly should know better than to use.我们都知道或是肯定应该知道有些说法已毫...