Stephen Salter, an emeritus engineering professor at the University of Edinburgh, has come up with a scheme that, on paper at least, looks ingenious.是什么意思_Stephen Salter, an emeritus engineering professor at the University of Edinburgh, has come up with a scheme that, on paper at least, looks ingenious.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句