The national system of innovation (NSI) is the interactive system of institutions, aiming at the production, diffusion and exploitation of knowledge within national borders.是什么意思_The national system of innovation (NSI) is the interactive system of institutions, aiming at the production, diffusion and exploitation of knowledge within national borders.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句