This is the 340th most frequent Chinese word.
管
"To manage, control, or take care of; pipe or tube."
In this sentence, the word '管 (guǎn)' is used to mean 'to manage,' emphasizing the act of overseeing or taking care of something.
这个房间被你管理得很好。
This room is well-managed by you.
Here, '管 (guǎn)' means 'no matter if,' indicating an unconditional sense of determination.
即使下雨，我也要去锻炼，管留不留得住。
Even if it rains, I'll still go exercise, no matter if I can maintain it or not.
In this context, '管 (guǎn)' is used to mean 'to intervene or meddle,' suggesting an involvement in matters not relating to oneself.