VOA慢速英语:超过220万学生参加了SAT考试

minority– adj. – adj. describes a number or amount that is less than half of the total (also describes a group of people who are different from the larger group in a country, area, etc., in some way)

disenfranchised – adj. not having a position of power in society or right to vote

privileged – adj. to give an advantage that others do not have to someone or something

optional – adj. available as a choice but not required

undermine – v. to make (someone or something) weaker or less effective usually in a secret or gradual way

diversity – n. (social) quality or state of having many different forms, types, ideas, cultural backgrounds or lifestyles