Lesson 16 Principles of Immunization
一、Words and Expression
immunity /ɪˈmjuːnəti/ n.免疫,免疫力
immunization /ˌɪmjunəˈzeɪʃn/ n.免疫,免疫接种
vaccine /vækˈsiːn/ n.疫苗
bacterin /ˈbæktərɪn/ n.细菌疫苗
blackleg /ˈblækleɡ/ n.骗子,黑腿病,气肿性炭疽
rabies /ˈreɪbiːz/ /ˌmʌltiˈseljələr/ n.狂犬病
brucellosis /ˌbruːsəˈləʊsɪs/ n.布氏杆菌病布
toxoid /tɑːkˌsɔɪd/ n.真核生物,真核细胞
tetanus /ˈtetnəs/ n.破伤风
serum /ˈsɪrəm/ n.血清
scarlet /ˈskɑːrlət/ n.鲜红色,猩红色;adj.猩红色的,鲜红色的
dam /dæm/ n.母兽,母畜
placental /pləˈsentl/ adj.胎盘的,有胎盘的
colostrum /kəˈlɑːstrəm n.初乳
二、Sentence Structures and Analysis
1.The antigens in turn stimulate the production of antibodies which provide a certain level of immunity to future introductions of that particular antigen.
2.Disease antigens may be injected into a laboratory animal or any animal that does not show a high degree of susceptility to the disease.

