Objective : To explore the possibility of immune prevention of larva migrans of Toxocara canis.目的: 探索犬弓首线虫幼虫移行症免疫预防的可能性.The larva hatches out and lives in the soil.幼虫孵化之后就在土壤里生活.The larva eats the mesophyll tissues and m...
Later in the evening, Lewis began to croon another Springsteen song.那天晚上晚些时候，刘易斯开始哼唱另一首斯普林斯汀的歌曲。Don't be startled by the smiling, white - haired man who croon " Merry Christmas " to you.当你见到那向你低声哼着 “ 圣诞快乐 ” 面带笑容的白发老...
在制造疫苗时, 病毒要无害化,但不应破坏其免疫学特性.In making a vaccine, the virus is rendered harmless without destroying its immunologic properties.实现无害化生产的关键环节在于规范企业行为.The key to innocuous production is to normalize the enterprise operations....