And identify the material, the pollen is present in the side wall of the pollen protein in the pistil of the party have been identified in the stigma that covers the surface of the protein film.是什么意思_And identify the material, the pollen is present in the side wall of the pollen protein in the pistil of the party have been identified in the stigma that covers the surface of the protein film.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句