慢速英语:阿斯利康生产更便宜有效的新冠疫苗
日期:2020-11-24
Words in This Story
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dose - n. the amount of medicine or drug that is taken at one time
regulator - n. government official who controls a public activity by making and enforcing rules
advantage - n. a good or desirable feature
facility - n. building or equipment that is built for a specific purpose
virtually - adv. happening on the internet or online
income - n. money that is earned
distribution - n. the act of delivering something to people
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