法德尔称只需要大概一年，Nest恒温器就能让购买者从节能费用上收回购机成本。

Fadell says that energy savings will help buyers recoup the cost of device in about a year.

youdao

法德尔称只需要大概一年，Nest恒温器就能让购买者从节能费用上收回购机成本。

Fadell says that energy savings will help buyers recoup the cost of device in about a year.

youdao