After the article introduce thoroughly moving image andsound coding standard MPEG-4 , it analyses the real-time transmission protocol, IP multicast technology and DirectShow technology.是什么意思_After the article introduce thoroughly moving image andsound coding standard MPEG-4 , it analyses the real-time transmission protocol, IP multicast technology and DirectShow technology.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句