on cloud nine片语KK [ɑn klaʊd naɪn] /ɑn klaʊd naɪn/发音片语1欣喜若狂、乐不可支、飘飘然口语She's been on cloud nine since she got the job offer.自从收到录用通知后,她一直乐不可支。用这个字练口说→