vt. 1.(用力)拔出，抽出。 2.分离出，提取，蒸馏出，榨出。 3.摘出(要点)，引用。 4.推断出。 5.【数学】开(方)，求(根)。 6.【军事】退(弹)。 短语和例子 extract a tooth 拔牙。 I could extract no information from him. 我从他那里一点儿消息也打听不出来。 extract the root 开方，求根。 n. 1.抽出物；提出物，蒸馏品，精华，汁；【药学】浸膏。 2.拔萃；摘录，摘记，抄。 短语和例子 extract of beef ＝beef extract 牛肉汁。 extract of roses 玫瑰精。 make extracts 精选，摘要。 -able, -ible adj.
a passage selected from a larger work; "he presented excerpts from William James'' philosophical writings" 同义词：excerpt, excerption, selection,
a solution obtained by steeping or soaking a substance (usually in water) 同义词：infusion,
extract by the process of distillation; "distill the essence of this compound" 同义词：distill, distil,
calculate the root of a number
take out of a literary work in order to cite or copy 同义词：excerpt, take out,
remove, usually with some force or effort; also used in an abstract sense; "pull weeds"; "extract a bad tooth"; "take out a splinter"; "extract information from the telegram" 同义词：pull out, pull, pull up, take out, draw out,
obtain from a substance, as by mechanical action; "Italians express coffee rather than filter it" 同义词：press out, express,
separate (a metal) from an ore
deduce (a principle) or construe (a meaning); "We drew out some interesting linguistic data from the native informant" 同义词：educe, evoke, elicit, draw out,
get despite difficulties or obstacles; "I extracted a promise from the Dean for two new positions"
例句与用法
1.
She read out extracts from his letters . 她从他的信中挑了几段来念。
2.
She extracted the money from his wallet . 她从他的皮夹里拿走了钱。
3.
The material is extracted from ref 18 . 该资料摘自参考文献18。
4.
Heit extracted a large, soft-brimmed straw hat . 海特取下一项软边的大草帽。
5.
She was extracting a crisp roll from her purse . 她正从钱袋里掏出一卷钞票。
6.
I could extract no information from him . 我从他那里一点儿消息也打听不出来。
7.
She extracted passages for the students to translate . 她选了些短文让学生翻译。
8.
Seriously affected teeth should be filled or extracted . 严重的患齿应填补或拔除。
9.
It consists of vegetable extracts of a considerable variety . 它由多种植物汁组成。
10.
He induced skin cancer in mice with soot extracts . 他用煤烟提取物诱发了小鼠皮肤癌。
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