power conservation

• 节电

power conservation的用法和样例：

例句

1. They don't care to save power,so they keep the lights on all day long.
   他们不在乎节电，所以整天都开着灯。
2. According to the rules, there should be people especially assigned in a power network to save electrical power.
   按照规定，电力网应设有专责人员负责节电工作。