(英文) used to express a change of state that gives oneself a feeling of rejoice or relief
(英) Yay, I finally bought the tickets!
(英) Finished homework!
(英) I have been admitted into CUHK, and do not have to take the DSE exam anymore.
(英) I've fully recovered from flu. I don't need to take medicine anymore.
(英) It will be over once you wake up after sleep.