whoopee

1. INTERJ People sometimes shout whoopee when they are very happy or excited. 哈哈; 表示非常開心或激動的歎詞[非正式]

I can have a week at home in my own bed before I have to leave for New York. Whoopee!

去紐約之前我還有一周可以睡在自己家牀上。哈哈！