购买温度自动调节器：离家之时，用它来降温或者提高交流电压以省电。墦。

Buy ya programmable thermostat. Set it to lower the heat or raise the AC when you're not home.

youdao

购买温度自动调节器：离家之时，用它来降温或者提高交流电压以省电。墦。

Buy ya programmable thermostat. Set it to lower the heat or raise the AC when you're not home.

youdao