- (用力)取出，(使劲)拔出，抽出，迫出：
to extract a tooth
拔牙
to extract a splinter from one's finger
从手指里取出一根刺
- 引申出(原理、原则、解释等)，引得，引出(真理等)，演绎，推断出(原理等)，推导出：
She extracted a completely personal meaning from what was said.
她从所说的话里引申出一个完全是个人的意思。
- 设法从…得到(乐趣、舒适等)：
She extracted satisfaction from the success of her daughter.
她从女儿的成功中得到满足。
- (从书中)抄录，摘抄，摘录，摘取；摘要发表，摘录发表，选载(一篇文章等)：
to extract matter from a book
从一本书中摘抄材料
- (从书、小册子等中)选取，选录(章节、语录、例子等)，节录，引语，引用，引证：
to extract passages from a pamphlet
从一本小册子里摘引章句
- 索得(允准、许诺等)；逼取(金钱、情报等)，设法得到(情报等)：
to extract a secret from someone
迫使某人说出秘密
She extracted a promise from me that I'd come to the party.
她迫使我答应出席聚会。
to extract a promise from someone
使某人做出许诺
- 榨取(汁液等)，榨出(油质等)；吸取，提取(蜜等)；蒸馏提取(液汁、要素、成分等)：
to extract juice from fruit
榨果汁
- (从矿石中)采掘(金属)，提炼，提取，萃取：
to extract gold from the rocks
从岩石中采金
- 【数学】开(方)，求(根)