immunize GRE专八

Parents are advised to have their children immunized against diphtheria.

建家长让孩子接种抗白喉疫苗。

Its safety and efficacy were tested and used to immunize the lactational and gestational bovines.

分别疫泌乳期和妊娠乳牛，疫乳。

Vaccination immunizes people against smallpox.

种牛痘能使人患天花。

Children have been routinely immunized against polio since 1958.

自从1958 年以来，儿童都按照常规接种治小儿麻痹症的疫苗。