valedictorian
noun [ C ] US uk/ˌvæl.ə.dɪkˈtɔː.ri.ən/ us/ˌvæl.ə.dɪkˈtɔːr.i.ən/
（毕业典礼上）致告别辞的优秀生
a student who has the highest grades in his or her graduating class in high school and who makes a speech at the graduation ceremony
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。