throw oneself on one's

throw oneself on one's throw oneself on the 介词是用on还是into? throw oneself into sth Throw oneself at feet 翻译throw oneself to throw (hurl) oneself down by oneself=on one‘s own那等不等于on oneself by oneself 和on one's own有什么区别? on one's own by oneself 有什么区别? on one's own,personally和by oneself那几个和by oneself意思相同的? on one's own 的同义短语（急）on one's own=by oneself 还是＝oneself by oneself ,on oneself,for oneself 和on one's own,by one's own ,for one's own等等的区别?好像都差不多啊,都怎么用的?有什么固定用法?尽量详细点, on oneself & by oneself有什么区别 by oneself 等不等于 in person等不等于 on one's own? by oneself 与on one's own 有什么区别?感觉就是一样的! throw light on造句 throw rubbish on the throw into 有定向性,常用短语：throw oneself into 投身于；积极从事