extract
/ɪkˈstrækt; ɪk`strækt/ v[Tn, Tn.pr]
~ sth (from sb/sth)
1
(a) take or get sth out, usu with effort or by force 取出; 拔出
extract a cork from a bottle 拔出瓶塞
have a tooth extracted 拔牙.
(b) obtain (money, information, etc) usu from a person unwilling to give it 获取（钱、 消息等）（通常指获自不愿给予者）; 强索
extract a contribution from everyone 硬要大家捐献
The police finally extracted the information after hours of questioning. 警方经数小时盘问, 终於套得这一情报.
It took me days to extract the truth from her. 我用了几天时间才从她那儿打探出事实真相.
2 obtain (juices, etc) by crushing, pressing, etc 压出, 榨出（汁液等）
extract juice from oranges 榨出橙子汁
extract oil from olives, sunflower seeds, etc 榨出橄榄、 葵花籽等的油.
3 select and present (passages, examples, words, etc) from a book, speech, etc 从书、 讲话等中选取（段落, 例子, 词句等）; 摘录; 选录
poems extracted from a modern collection 由一本当代诗集中摘选的诗篇
She extracted passages for the students to translate. 她选了些短文让学生翻译.
extract / ˈekstrækt; `ɛkstrækt/ n
1 [U, C] substance that has been extracted (extract 2) and concentrated 榨出物; 浓缩物; 精; 汁
beef extract 浓缩的牛肉汁
extract of malt 麦芽精
yeast extract, ie a savoury spread 酵母萃.
2 [C] passage selected (from a poem, book, film, piece of music, etc) （从诗歌、 书、 电影、 乐曲等）精选的段落; 摘录; 选录; 选曲
a short extract from a piano sonata 钢琴奏鸣曲的选曲
an extract from a long poem 长诗选萃
She read out extracts from his letters. 她从他的信中挑了几段念出.