valediction
n. 告别；告别演说；告别辞
近义词：farewell，goodbye，sendoff，adieu，leave-taking，valedictory，
英英释义
Noun
- a farewell oration (especially one delivered during graduation exercises by an outstanding member of a graduating class)
- the act of saying farewell
例句
用作名词(n.)
- I came here just for a valediction.我来仅仅是向你告别。
- He gave a touching valediction at graduation.他在毕业典礼上发表了动人的告别辞。