For one kilowatt-hour of electricity, which is four million joules, I pay only a lousy ten cents.

为一千瓦时电，就是四百万焦耳，我只花区区10美分。

youdao

For one kilowatt-hour of electricity, which is four million joules, I pay only a lousy ten cents.

为一千瓦时电，就是四百万焦耳，我只花区区10美分。

youdao