the student who has the second highest grades in a group of students, especially one who gives a speech at a graduation ceremony 在一组学生中成绩第二高的学生,尤其是在毕业典礼上发表演讲的学生 Rebecca finished eighth-grade last year as the salutatorian of her class. 丽贝卡去年作为班上的助教读完了八年级。