VOA慢速英语:新冠肺炎已经导致全球超过一百万人死亡

milestone - n. an event that reaches never before seen levels

pandemic – n. a worldwide contagious disease

outbreak - n. the unexpected arrival of a disease

cemetery - n. the place where people are buried

nephew – n. the son of one's brother or sister

antibiotic - n. an infection killing medication