VOA慢速英语:非洲缺乏新冠病毒记录引发了人们对“无声传染病”的担忧

epidemic – n. a contagious disease that effects a lot of people

tourists – n. those people who visit a place for pleasure

data – n. information or numbers used by experts

envoy – n. the representative of a country or organization

priority – n. of high importance