the student who has the second-highest grades in their graduating (= finishing) class in high school and who usually makes a speech at the graduation (= leaving) ceremony

She graduated as the salutatorian of her class. 她毕业时是班里的荣誉毕业生，仅次于校内第一名。

At his graduation, he read a speech as the salutatorian, the runner-up to the valedictorian. 在毕业典礼上，他作为总成绩第二名的学生致辞。