Furthermore, we give a characterization of the isometry from the unit sphere of a smoothly normed reflexive Banach space onto that of its dual space.是什么意思_Furthermore, we give a characterization of the isometry from the unit sphere of a smoothly normed reflexive Banach space onto that of its dual space.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句