“再见”用英语怎么说啊？

Good bye

goodbye;
bye;
farewell;
so long (till we meet again);
see you;
(I'll) be seeing you

zaijian!

Bye!
Goodbye!
Bye-bye!
See you later!
See you!
Later!

“再见”英语一般都通用Good bye 来说。

Good bye
Bye-bye
See you later
See yo
u