慢速英语:新冠病毒在非洲造成严重的粮食短缺

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lockdown – n. to shut down an entire country or city

pandemic – n. a contagious illness that crosses from one country to another

impact – n. the way an events affects something or someone

locust – n. a big that eats farmers' crops

Informal sector – n. working in a part of the economy that is not official

consequence - n. the results of an action