单词	Salk, Jonas
释义	Salk, JonasSalk, Jo‧nas /sɔːk, sɔːlk, ˈdʒəʊnəs/ (1914–95) a US scientist who produced the first successful vaccine (=a substance that is put into a person's body to protect them from a disease) against polio (=a serious disease that damages muscles permanently)
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