翻譯cowpox-英文-繁體中文詞典

n. 名詞

1. 牛痘（一種病毒性皮膚疾病；能夠使人對天花產生免疫力）
   The farmer had to vaccinate his herd against cowpox to protect them from the disease.

   農民必須為他的牛群接種牛痘疫苗以保護牠們免受疾病侵害。