extract[ik'strækt]
汉语翻译
n. 榨出物, 精汁, 摘录, 选段
vt. (费力地)取出, 采掘, 榨取, 摘录, 吸取
【计】 提取
【化】 抽取; 提取; 萃取; 浸膏; 浸膏剂; 萃取液; 提取液
【医】 提取, 浸膏, 浸出物
词型变化
名词:extractor 动词过去式:extracted 过去分词:extracted 现在分词:extracting 第三人称单数:extracts 形容词:extractable
词意辨析
quotation, extract这两个名词均有“引文、引语”之意。
quotation: 常指篇幅较短的引语。
extract: 指选录或摘录，一般较长。
英语解释
名词 extract:
- a solution obtained by steeping or soaking a substance (usually in water)同义词：infusion
- a passage selected from a larger work同义词：excerpt, excerption, selection
动词 extract:
- remove, usually with some force or effort; also used in an abstract sense同义词：pull out, pull, pull up, take out, draw out
- get despite difficulties or obstacles
- deduce (a principle) or construe (a meaning)同义词：educe, evoke, elicit, draw out
- extract by the process of distillation同义词：distill, distil
- separate (a metal) from an ore
- obtain from a substance, as by mechanical action同义词：press out, express
- take out of a literary work in order to cite or copy同义词：excerpt, take out
- calculate the root of a number
例句
- A computer word that specifies to extract some parts of another computer word.一种计算机字，它规定对另一计算机字的某些部分进行析取。
- She extracted a small notebook from her handbag.她从手提包里取出了一个小笔记本。
- I had extracted a detailed account from him.我从他那里打听出了详情。
- I would like to quote two extracts from the book.我很想引用这本书的两段文字。
详细解释
ex.tract
v.tr.（及物动词）ex.tract.ed,ex.tract.ing,ex.tracts To draw or pull out, using great force or effort:用力拔出：用大力或努力拔出或拖出：例句：extract a wisdom tooth.拔出一颗智齿
To obtain despite resistance:不顾反抗而获得：例句：extract a promise.迫使作出许诺
To obtain from a substance by chemical or mechanical action, as by pressure, distillation, or evaporation.榨出，提取，蒸馏：通过化学作用或机械作用从某物质中获得，如通过压榨、蒸馏或蒸发To remove for separate consideration or publication; excerpt.摘录，引用：为单独论述或出版而摘抄；摘录
To derive or obtain (information, for example) from a source.选取：从某一出处获得或取得（信息）To deduce (a principle or doctrine); construe (a meaning).演绎，解释：推断（原则或教义）；分析（意义）To derive (pleasure or comfort) from an experience.得到：从一次经历中获得（乐趣或舒适）Mathematics To determine or calculate (the root of a number).【数学】 开方，求根：确定或计算（一数的根）n.（名词）
A passage from a literary work; an excerpt.摘录：从文学作品中摘录下来的一段；摘录A concentrated preparation of the essential constituents of a food, a flavoring, or another substance; a concentrate:浓缩物，汁：一种食物、调味品或其它物质的精华部分的浓缩制剂；浓缩物：例句：maple extract.枫树汁
来源：Middle English extracten 中古英语 extracten from Latin extrahere extract- 源自 拉丁语 extrahere extract- ex- [ex-] ex- [前缀，表.…之外.] trahere [to draw] trahere [汲取]
【引伸】
extract.able 或
extract.ible
adj.（形容词）extrac.tor
n.（名词）