Seven million doses of vaccine are annually given to British children.英国孩子每年要接种7百万剂疫苗。Roll on the day someone develops an effective vaccine against malaria.盼望有一天有人会研制出一种能有效预防疟疾的疫苗。The monkeys had been immunized with a va...
Seven million doses of vaccine are annually given to British children.英国孩子每年要接种7百万剂疫苗。The vaccine represents a quantum leap in healthcare...这种疫苗的问世是医疗保健领域的重大突破。The major Merozoite Surface Protein 1 ( MSP 1 ) of falciparu...