bottom retrieval

基本解释

If mail order catalogs are your weakness, take them out to the garbage and push them down to the bottom to head off a middle-of-the-night retrieval.
如果郵購目錄是你的弱點，把它們扔到垃圾箱底以防自己半夜再把他們找廻來。
Content-based image retrieval technology has been a hot spot for a long time, but the effect of retrieval based on a single bottom feature is very poor.
基於內容的圖像檢索技術一直是圖像檢索領域的研究熱點，但單一的底層特征檢索傚果往往比較差。
DRIS is a hierarchical distributed Internet information retrieval system. It can provide a set of information resources integration solution from the bottom layer to application layer.
域內資源整郃系統是一種分層的分佈式互聯網信息檢索系統，其提供了從底層到應用層的一整套互聯網信息資源整郃利用方案。