watt-hour metre

• 电表

watt-hour metre的用法和样例：

例句

1. A man came one hour ago to read the electricity meter.
   一小时前有个人过来查了电表。
2. Mrs. Richards realized that it must be the man from the Electricity Board who had come to read the metre.
   理查兹夫人这才想到一定是供电局来人查电表了。