The germ-carrying pig was the primary source of infection, and the pig germ-carry rate was closely correlated with leptospirosis.是什么意思_The germ-carrying pig was the primary source of infection, and the pig germ-carry rate was closely correlated with leptospirosis.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句