on one's 名词表示啥意思？

on one's `own
(a) 独自: I'm all on my own today. 今天我是独自一人. * She liveson her own. 她独自过日子.
(b) 独力地; 单独地: He can be left to work on his own. 工作可交给他一个人去做. * Although her father is in the firm she got the job on her own. 尽管她父亲在公司里, 但她那份工作却是靠自己得到的.
(c) 出色的; 非凡的; 卓越的: When it comes to craftsmanship, Sally is on her own, ie is better than anyone. 说到手艺, 萨莉是独一无二的.

英语的意思并不是孤立的，要在句子当中理解，有的时候还是固定搭配，你这样问太笼统没办法回答的。