byebye 和 bye-bye 【加连字符】是英语词汇bye bye 是短语三个都是拜拜，再见的意思
bye-bye是黄家驹的一首歌曲;bye-bye和byebye在英文中是再见、拜拜、回头见的意思，在英文中意思相同。
例句:I really appreciate your care.Bye-bye我真的很感激你的关心。再见。
She waved bye-bye and got into the car.
她挥手道别后就钻进了汽车。
A: No problem. Oh,there comes the bus! Good- bye! B: Bye-bye!
A:没问题。哦，公共汽车来了!再见!B:再见!
Do people want the file system to go bye-bye?。
