extractvt.摘录；提取；拔出；榨出；选取[计算机] 提取.n.摘录；精华；榨出物extractio bulbi眼球摘出术extractum malti[医] 麦芽浸膏extractor guage分离规extracts of TCM中药提取物extracting loss抽取损失extract gallium提镓extract tanning浸膏鞣extracted solid萃取残渣extractor gauge分离规extract opening抽气口