1) outta = out + of 没了，走了
2) gotta = got + to 必须做
3) hafta = have + to 必须做, 一定要做
美语中的合成词(4)-OMG美语
Date:January 24,2012Source:Internet Editor:Englishfan
1) outta = out + of 没了，走了
2) gotta = got + to 必须做
3) hafta = have + to 必须做, 一定要做