bid farewell to;say goodbye to 挥手～ wave farewell/向遗体～ pay one's last respects to the deceased/～不文明言行disavow uncivil language and behavior/～亲友take leave of one’s relatives and friends/～词farewell speech; valediction / ～ 宴会farewell banquet/～演说farewell address/～仪式farewell ceremony