good-bye, good-by

good-bye, good-by
[gJd`baI; ˌ^udˋbai]
感叹词
再见!再会!
I must say ~ now.
现在我必须告辞了
【字源】这是God be with ye. (愿上帝与你同在) 缩短而成的词句. 据说是受了 Good night. 等的影响 God 才变成为 good.
可数名词
(pl. ~s)告别的话,再见!告辞!告别)
We said our ~s and went home.
我们道别而回家

索引：感叹词 可数名词