Extract
[ 'ɛkstrækt ]
第3级
其它 Other
vt. 提取;（费力地）拔出;选取;获得;
💡 词根助记
ex出，出去+tract拉→拉出→ 抽出，拔出
📝 例句
The extract is analyzed by means of gas-liquid chromatography.
人们用气液态色谱法对提取物进行分析。
Data mining is to extract knowledge from information.
资料开采是从各种资讯中获得知识。
It may be possible to extract more from individual lenders.
或许可能从个别贷款人那获取更多的资金。
The police extracted some information from the thief.
警察从小偷口中问出了一些情况。
A variety of dilute mineral acids are used to extract the anions.
用各种稀的无机酸来萃取阴离子。
🌱 联想助记
【记】※ extra-额外的,extract-摘录:他将额外的工作摘录下来
※ extra-额外的,ct-拼音“餐厅”:我从这个额外的餐厅里提出了很多食物标本
※ ex-拼音“恶心”,tr-拼音“土人”,act-动作:恶心的土人做了一个“拔出”的动作
✅ 同义词
🔴 反义词
🔤 词根
-strict-表示“拉紧”
常见变体有-stress-、-strain-、-string-
📖 牛津释义
extract
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 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.
🎯 考研助记
tractor拖拉机-tract(拉)的东西(or) ex(向外)+tract(拉):拉出来- 提取extract a(=to)+tract(拉):反复去拉- 吸引attract 网友：yqy 补充：ex(向外)+tract(小册子):从小册子中拿出来-－摘录、提取
🔁 扩展释义
*[ik'strækt]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
🌿 同词根单词
📖 同为「博士」词汇
查看全部博士词汇 ›🗣️ 情景例句
Which school were you at last year?
你去年在哪所学校读书？
What did you eat yesterday?
你昨天吃了什么呢？
My grammar is improving, but I find idioms and useful expressions hard to learn.
我的语法在进步，但我发现习语和有用表达很难学。