1、使自己承担
... commit oneself to使自己承担… in common （和…）有共同之处，共用。 keep company with （=be friendly and go out together）和…要好。 ...
2、致力于
...comment on 评论；就…发表看法[评论]；评说；品评；commit oneself to 使自己承担…；致力于；in common 共有，同共； ...
commit t oneself to把
commit oneself to doing something使自己不得免于
commit oneself to a promise使自己坚守诺言
commit oneself to a cause献身于某事业
commit oneself to doing sth答应