The monkeys had been immunized with a vaccine made from infected cells.这些猴子已经注射了由受感染的细胞培养而成的疫苗。We should require that every student is immunized against hepatitis B.我们应要求每个学生都注射乙肝疫苗。Children have been routinely immunized...
Children have been routinely immunized against polio since 1958.自从1958年以来,儿童都按照常规接种防治小儿麻痹症的疫苗.The monkeys had been immunized with a vaccine made from infected cells.这些猴子已经注射了由受感染的细胞培养而成的疫苗。Detect the tetanus antiserum un...