119防疫、免疫 種痘 be vaccinated against smallpox 製造豬流感疫苗 produce a swine flu vaccine 增強免疫系統/加強免疫力 prime the immune system 第一頁 上一頁 Records 41 to 43 of 43
119防疫、免疫
種痘 be vaccinated against smallpox 製造豬流感疫苗 produce a swine flu vaccine 增強免疫系統/加強免疫力 prime the immune system
Records 41 to 43 of 43