mean本身能作形容词。
mean:adj.吝啬的;小气的;不善良;刻薄;要发怒的;要发狂的
Do you have any idea what it means to be poor?
你知不知道贫穷意味着什么?
The injury could mean him missing next week's game.
这次受伤可能使他无法参加下周的比赛。
Her children mean the world to her.
她的孩子就是她的一切。