Although much of the imagery may not be watched in realtime, it can be stored for later retrieval.
尽管现实中很多画面都不可能一一审视，但在事后可以随时取得。
2
Our application will have three main pieces of functionality - the distribution of real-time market data information, the creation of new trades, and the retrieval of a portfolio of trades.
我们的应用有三大主要功能——实时市场数据信息的分发，新交易的创建，以及证券交易的获取。
3
It can carry out conventional content-based video retrieval, and can also search special video clip in real-time video stream.