Following an incubation period of 2 to 3 weeks, affected cattle are distressed, disoriented and mildly febrile.是什么意思_Following an incubation period of 2 to 3 weeks, affected cattle are distressed, disoriented and mildly febrile.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句