慢速英语:美国大学计划秋季开学 但校园生活已不一样

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lecture – n. a presentation of information by a professor or teacher

outbreak – n. the sudden arrival of a contagious disease

shut down – v. the closing of schools, businesses and other outlets due to an outbreak of disease

campus – n. the land owned by a college or university

mask – n. a clothe clover for the mouth and nose

quarantine – n. to isolate someone so as not to pass on disease