Vedio retrieval的用法和樣例：
例句
- Video retrieval aim is to find the needed video slip from a mass of videodata.
視頻檢索的目的就是要從大量的視頻數據中找到所需要的視頻片斷。 - This paper analyzes the characteristic and advantage of digital video and describes the imminency and importance of content-based video retrieval.
摘要分析了數字視頻的特點和優勢，闡述了基於內容的視頻檢索的迫切性和重要性。
