According to von Hippel, a professor and head of the Innovation and Entrepreneurship Group at the M.I.T.Sloan School of Management, lead users also tend to be active innovators.是什么意思_According to von Hippel, a professor and head of the Innovation and Entrepreneurship Group at the M.I.T.Sloan School of Management, lead users also tend to be active innovators.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句