If one compares it to a book of instructions,it would have to be an enormous book,in fact more like a library,since it contains three billion letters.是什么意思_If one compares it to a book of instructions,it would have to be an enormous book,in fact more like a library,since it contains three billion letters.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句