Anatomical structure of vegetative organ of Amphicarpaea edgeworthii Beath was studied and the results indicated that the primary xylem of seed root in Amphicarpaea edgeworthii Beath was tetrarch.是什么意思_Anatomical structure of vegetative organ of Amphicarpaea edgeworthii Beath was studied and the results indicated that the primary xylem of seed root in Amphicarpaea edgeworthii Beath was tetrarch.在线翻译_英语_读音_用法_例句