| 例句 |
noun a measles vaccine麻疹疫苗 There is no vaccine against HIV infection. 现在还没有防止感染艾滋病病毒的疫苗。 Researchers are trying to develop a vaccine against the disease. The polio vaccine has saved millions of lives. The vaccine protects babies and children against tuberculosis. a live vaccine containing the polio virus a vaccine for meningitis a vaccine to prevent rubella one dose of BCG vaccine |