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我们对印度的新冠变种病毒了解多少

Source: 恒星英语学习网    2021-05-04  我要投稿   论坛   Favorite  
Words in This Story

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

mutation – n. a permanent change in the genes of an organism

immunity – n. the ability to be protected against catching a disease

transmissible - adj. able to be transmitted, or spread


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