Since 1998, frozen semen of Charolais were introduced from Xuchang and Luoyang bull station to improve Jiaxian Red Cattle.是什么意思_Since 1998, frozen semen of Charolais were introduced from Xuchang and Luoyang bull station to improve Jiaxian Red Cattle.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句