low-maintenance

1. 1.

   Retaining proper functionality over long periods of time with little or no maintenance.

   只需很少或无需维护即可长时间保持正常功能。

2. 2.

   Of a person: self-sufficient and not requiring much attention.

   指人:自给自足的,不需要太多关注。

指人:自给自足的,不需要太多关注。；无须费神(或费力)的；低维护成本的