提示：点击例句中的单词，就可以看到词义解释

You do twenty miles on your treadmill before you realize it 's not plugged in .

你在跑步机上跑了20公里还没意识到没插电源。

Your cell phone charger is still using a residual amount of electricity when it is plugged into the wall .

你的手机充电器插在墙上的时候即使没有为手机充电，仍然在消耗电能。

I usually have my earbuds plugged in during races .

我通常会插入耳塞边听音乐边跑步。

No doubt many of these lines are also plugged into fax machines .

毫无疑问，这些线有很多也是插入传真机的。

Your tv draws electricity by just being plugged in .

当电视的插头插上电源时是消耗电力的。