Extract

[ˈekstrækt] or ['ɛkstrækt]

解释:

(verb.) calculate the root of a number.

(verb.) 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'.

(verb.) separate (a metal) from an ore.

(verb.) get despite difficulties or obstacles; 'I extracted a promise from the Dean for two new positions'.

戴夫校对--From WordNet

解释:

(v. t.) To draw out or forth; to pull out; to remove forcibly from a fixed position, as by traction or suction, etc.; as, to extract a tooth from its socket, a stump from the earth, a splinter from the finger.

(v. t.) To withdraw by expression, distillation, or other mechanical or chemical process; as, to extract an essence. Cf. Abstract, v. t., 6.

(v. t.) To take by selection; to choose out; to cite or quote, as a passage from a book.

(n.) That which is extracted or drawn out.

(n.) A portion of a book or document, separately transcribed; a citation; a quotation.

(n.) A decoction, solution, or infusion made by drawing out from any substance that which gives it its essential and characteristic virtue; essence; as, extract of beef; extract of dandelion; also, any substance so extracted, and characteristic of that from which it is obtained; as, quinine is the most important extract of Peruvian bark.

(n.) A solid preparation obtained by evaporating a solution of a drug, etc., or the fresh juice of a plant; -- distinguished from an abstract. See Abstract, n., 4.

(n.) A peculiar principle once erroneously supposed to form the basis of all vegetable extracts; -- called also the extractive principle.

(n.) Extraction; descent.

(n.) A draught or copy of writing; certified copy of the proceedings in an action and the judgement therein, with an order for execution.

整理:默尔

同义词及近义词：

v. a. [1]. Draw out, pull out, take out.[2]. Derive (by chemical process).[3]. Select (from a literary work), cite, quote.[4]. (Math.) Determine or find (a root).

n. [1]. Quotation, citation, excerpt, passage quoted.[2]. (Med.) Inspissated infusion or decoction.

整理:泰勒

同义词及反义词：

SYN:Draw, educe, elicit, cite, excerpt, select, take_out, gather, quote, collect,extol

ANT:Replace, insert, restore, impose, incorporate, reinsert

录入:卢卡斯

解释:

v.t. to draw out by force or otherwise: to choose out or select: to find out: to distil.—n. Ex′tract anything drawn from a substance by heat distillation &c. as an essence: a passage taken from a book or writing.—adjs. Extract′able Extract′ible; Extract′iform.—n. Extrac′tion act of extracting: derivation from a stock or family: birth: lineage: that which is extracted.—adj. Extract′ive tending or serving to extract.—n. an extract.—n. Extract′or he who or that which extracts.—Extract the root of a quantity to find its root by a mathematical process; Extractive matter the soluble portions of any drug.

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