動詞 walk on air:

1. feel extreme happiness or elation
   同義詞：exult, be on cloud nine, jump for joy

1. After hearing the good news, Charles walked on air.
   聽到這個好消息，查爾斯喜氣洋洋。
2. Malcolm has been walking on air since he was offered that job he has been trying so hard for.
   自馬爾科姆得到那份他一直非常想得到工作后，他一直洋洋得意。