Older phones were rather inelegant in their charging behavior; usually filling the battery to capacity and then switching to a trickle current to maintain the highest charge possible.

旧款的手机充电相当粗放，通常是电池充满后，充电器切换到涓流电流，来维持一个最高的电量。

youdao

Older phones were rather inelegant in their charging behavior; usually filling the battery to capacity and then switching to a trickle current to maintain the highest charge possible.

旧款的手机充电相当粗放，通常是电池充满后，充电器切换到涓流电流，来维持一个最高的电量。

youdao