hog-cholera英 [hɒɡ ˈkɒlərə]美 [hɔːɡ ˈkɑːlərə]网络 猪霍乱; 猪瘟医学双语例句Studies on a mixed bivalent and lyophilized vaccine for active immunization against swine erysipelas and hog-cholera兎化猪瘟与猪丹毒弱毒混合冻干疫苗研究