limited to or caring only about yourself and your own needs
adjective [原级]自我中心的;利己主义的
For example, I've always assumed people who frequently use words like "I", "me", and "mine" are probably more self-centered than people who don't. 例如,我总是假设经常使用“我”和“我的”等词的人,可能比不经常使用的人更以自我为中心。