goodbye
int. 再见；告别
goodbye是可数名词。
例句：
I packed and said goodbye to Charlie.
我收拾好行装，跟查理说了再见。
We waved them goodbye.
我们向他们挥手告别。
She said goodbye and scurried back to work.
她说声再见，然后扭头跑回去干活了。
My mother was crying as I waved her goodbye.
我向母亲挥手告别时她哭了。
They said goodbye and went their several ways.
他们道别后，便各自走了。
温馨提示：
