VOA慢速英语:2019年的大学毕业演讲要求学生帮助他人

graduate – v. to earn a degree or diploma from a school, college, or university

founder – n. a person who creates or establishes something that is meant to last for a long time, such as a business or school

on behalf of – n. as a representative of someone

degree – n. an official document and title that is given to someone who has successfully completed a series of classes at a college or university

calculate(d) – v. to find a number or answer by using mathematical processes

peanut butter and jelly sandwiche(s) – n. two pieces of bread with a creamy food made from peanuts and a sweet and soft food made by boiling sugar and fruit juice until it is thick between them

burden – n. someone or something that is very difficult to accept, do, or deal with

opportunity – n. an amount of time or a situation in which something can be done