Most, if not all, World Wide Web Sites, Wide Area Information Systems (WAIS), and gopher sites are open for all users of the Net.是什么意思_Most, if not all, World Wide Web Sites, Wide Area Information Systems (WAIS), and gopher sites are open for all users of the Net.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句