| 单词 | Salk, Jonas |
| 释义 | Salk, Jonas From Longman Dictionary of Contemporary EnglishSalk, JonasJonas SalkSalk, 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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