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1. Valedictory address:A closing or farewell statement or address, especially one delivered at graduation exercises.
    告别词，告别演说：结束性或告别性陈述或演说，尤其指在毕业典礼上所做的

2. He listened to Howard give the valedictory address at high school graduation.
    他听了霍华德在中学毕业典礼上作的告别演讲。

3. On May10, 1796, he asked Alexander Hamilton to help prepare a valedictory address.
    1796年5月10日，他请亚历山大·汉密尔顿帮助起草一份告别演说。

4. Rather, your valedictory address should leave former colleagues feeling a warm glow.
    相反，你的告别演说应该让以前的同事感受到温暖的光辉。