初次感染 meaning in English
primary infection
Examples
- Immunity after infection is incomplete , but re - infections tend to be less severe than the original infection
病愈后并非终生免疫，但再次感染的病情往往较初次感染的轻微。 - One way that vaccines or natural immune responses to an initial infection protect against future colonization by certain microorganisms is by inducing the body to produce so - called memory b lymphocytes targeted to those specific invaders
注射疫苗或初次感染引发的自然免疫反应，会让身体针对这些特定入侵者，产生所谓的记忆型b淋巴球，以对抗再次侵犯的微生物。