But,it has not only its own features,such as interconnected,openning,sharing information,etc.also lots of unsafety factors,such as network virus,hacker attack,ect.exist.是什么意思_But,it has not only its own features,such as interconnected,openning,sharing information,etc.also lots of unsafety factors,such as network virus,hacker attack,ect.exist.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句