慢速英语:两种新冠疫苗背后的技术:mRNA
日期:2020-11-13
Words in This Story
fundamentally - adv. at the most basic level
submit - v. to give a document so that it can be considered or approved
patent - n. an official document that gives the right of something to a person or company
therapeutic - adj. of or relating to the treatment of illness
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