goodbye和noon的oo发音一样。

goodbye美 [ɡʊdˈbaɪ]英 [ˌɡʊdˈbaɪ]int.再见；再会网络:再见警察；再见了；说再见复数：goodbyes例句:Hard and sad you wrinkled your brows, told me that you were bored and tired and it was time to say goodbye.紧蹙着悲伤的眉头，你对我说你感到厌倦了，你累了，是时候说再见了。noon美 [nun] 英 [nuːn]n.中午；正午v.〈美〉午时休息网络:全盛期；当午；亭午例句:I've got to meet you by tomorrow noon, and cut through all this red tape.我必须在明天中午满足你，并通过这一切繁文缛节削减。