Contend-based video retrieval(CBVR)is an active research domain in muhimedia application.Most retrieval techniques on CBVR are low-lever feature based.是什么意思_Contend-based video retrieval(CBVR)is an active research domain in muhimedia application.Most retrieval techniques on CBVR are low-lever feature based.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句