Definition: to be extremely happy and excited Level: C2
当我听说我得到了那份工作，我欣喜若狂！
When I heard I got the job, I ___was ___on ___cloud ___nine!
但现在，在双方都说了“是”的承诺之后，她欣喜若狂。
But now, after the promise in which both said "yes," she ___was ___on ___cloud ___nine.
赢得冠军后，整个团队都欣喜若狂。
After winning the championship, the team ___was ___on ___cloud ___nine.
