这个是关于mean的解释:
a.
1.吝啬的,小气的[(+about/over/with)]
Her husband is very mean about money.
她的丈夫在金钱上很吝啬.
2.卑鄙的,心地不好的[(+to)]
That was a mean trick!
那是一个卑劣的诡计!
3.【美】【口】脾气暴躁的,难驾驭的
4.卑贱的;鄙陋的
The young couple made their home in a mean dwelling.
这对年轻夫妇在一个简陋的住处安了家.
5.不舒服的
6.低劣的,平庸的
It was no mean feat to get him to agree.
要他同意绝非易事.
7.【美】【俚】出色的,很棒的
He played a mean game of chess yesterday.
昨天他下了一盘十分出色的棋.
我觉得无非是说你很棒或者你真粗暴.
具体是哪种你要看说话人的情感了.