测定手提式电脑是否在使用电池运行，并且测试出它的剩于电池量…

Find out whether or not a laptop is running on battery power and if so how much battery time is remaining.

youdao

测定手提式电脑是否在使用电池运行，并且测试出它的剩于电池量…

Find out whether or not a laptop is running on battery power and if so how much battery time is remaining.

youdao