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慢速英语:专家称新冠疫苗加强针在未来几年内都需要注射

Source: 恒星英语学习网    2021-03-19   English BBS   Favorite  
Words in This Story

mutate – v. to cause (a gene) to change and create an unusual characteristic in a plant or animal

regular – adj. happening over and over again at the same time or in the same way

immunity – n. the power to keep yourself from being affected by a disease

dose – n. the amount of medication to be taken at one time

variant – n. different in some way from others of the same kind

sequence – v. a group of things that come one after the other

humble – adj. not thinking of yourself as better than others


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