The animo acid changes of HA1 mostly located at the antigenic sites or aside of them,but also may occur at the other sites simultaneously.是什么意思_The animo acid changes of HA1 mostly located at the antigenic sites or aside of them,but also may occur at the other sites simultaneously.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句