孩子们聚集在一个国家免疫日宣传点领取小旗子、哨子和气球：这些赠品是对他们同意接种脊髓灰质炎疫苗的勇气的嘉奖。
Children gather at a National Immunization Day booth to receive flags, whistles and balloons: small rewards in exchange for their bravery in agreeing to get inoculated against polio.
随着AEFI监测系统的敏感性提高，对强化免疫期间聚集发生的无菌性脑膜炎的辨识能力也得到了加强。
Recognition of the clustering of cases of aseptic meningitis has potentially been enhanced during mass immunization campaigns due to increased sensitivity of AEFI surveillance.
一种普遍的看法是，细菌的聚集抑制了免疫系统。
A popular one held that the impact of combinations of microbes overwhelmed the immune system.
应用推荐