单词
serum
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英式
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血清
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we had Indian companies really starting to invest in vaccine development.Our largest vaccine maker, Serum Institute,in fact partnered with Oxford University even before AstraZeneca did.
AstraZeneca came into the picture and then, you know,Serum Institute is still making very large quantities of the vaccines at scaleand supplying it to COVAX and many other countries
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专升本-自考,其他
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