| 单词 | vaccine |
| 释义 | vaccine n[U, C] substance that is injected into the bloodstream and protects the body by making it have a mild form of the disease 疫苗; 菌苗 develop a smallpox, polio, rabies, etc vaccine 培养天花、 小儿麻痹症、 狂犬病等的疫苗. Cf 参看 serum2. |
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