【extract】的翻译、意思

时间: 2025-04-26 07:25:41

【extract】怎么读

美: ['ɛkstrækt]

英: [ˈekstrækt]

【extract】是什么意思、字义解释

1.vt. 提取；取出；摘录；榨取

2.n. 汁；摘录；榨出物；选粹

【extract】的详细解释

最后更新时间:2025-04-26 07:25:41

英文单词学*与分析：[extract]

1. 基本定义：

字面意思：Extract的字面意思是“提取”或“抽取”，定义为从某物中获取某个特定的成分或信息。
词性：动词 (verb) 和名词 (noun)。

2. 词源与起源：

词源分析：Extract 源于拉丁文“extrahere”，由前缀“ex-” (意为“外”) 和动词“trahere” (意为“拉”或“拖”) 组成，整体含义为“从内部拉出”。
历史背景：该词首次在14世纪的英语文献中使用，最初用于指代从植物中提取的药物。

3. 使用场景：

正式与非正式语境：
- 正式：在科学研究、医学、商业报告中常用，如“the extract from the plant has medicinal properties” (植物提取物具有药用特性)。
- 非正式：在日常对话中，如“Can you extract the juice from this fruit?” (你能从这个水果中提取果汁吗？)。
特殊场合：
- 法律：在法律文件中常提到“extracting information from records” (从记录中提取信息)。
- 科学：在化学实验中使用“extracting compounds from mixtures” (从混合物中提取化合物)。

4. 示例句子：

The scientist was able to extract DNA from the ancient samples.
- 科学家能够从古代样本中提取DNA。
The company plans to extract valuable minerals from the site.
- 该公司计划从该地点提取有价值的矿物。
He extracted the necessary information from the reports.
- 他从报告中提取了必要的信息。
The chef used an extract of vanilla to enhance the flavor of the cake.
- 厨师使用香草提取物来增强蛋糕的味道。
The teacher asked the students to extract key points from the text.
- 老师要求学生从文本中提取要点。

5. 同义词与反义词：

同义词：
- Derive：强调从某个来源获得某物，通常用于学术或科学语境。
- Obtain：指获得某物，但不一定强调提取的过程。
反义词：
- Insert：意为“插入”，与“提取”相反，强调把某物放入其他物体中。
- Combine：意为“结合”，指将多种物质或信息合在一起。

. 学方法：

词根记忆法：可以通过拆解词根“ex-”和“trahere”来记忆。理解“ex-”表示“外”，而“trahere”表示“拉”，有助于联想提取即从内部拉出某物。

7. 关联词汇：

常用搭配：
- Extract from：从……中提取
- Essential extract：精华提取物
- Plant extract：植物提取物
- Extract data：提取数据
- Extract information：提取信息

通过以上分析，可以全面理解“extract”这个单词的含义、用法和相关知识，帮助学*者更好地掌握并运用这个词。

【extract】例句

1. [V-T] To extract a substance means to obtain it from something else, for example, by using industrial or chemical processes. 提炼; 提取

例：...the traditional method of pick and shovel to extract coal.…用锄和铲采煤的传统方法。

例：Citric acid can be extracted from the juice of oranges, lemons, limes or grapefruit.柠檬酸可以从橙汁、柠檬汁、酸橙汁或柚子汁中提取。

2. [N-UNCOUNT] extraction 提炼; 提取

例：Petroleum engineers plan and manage the extraction of oil.石油工程师们规划并管理石油的提炼。

3. [V-T] If you extract something from a place, you take it out or pull it out. 取出

例：He extracted a small notebook from his hip pocket.他从臀后口袋拿出了一本小笔记簿。

4. [V-T] When a dentist extracts a tooth, they remove it from the patient's mouth. 拔 (牙)

例：A dentist may decide to extract the tooth to prevent recurrent trouble.牙医可能会决定拔掉这颗牙，以防复发。

5. [N-VAR] extraction 拔牙

例：In those days, dentistry was basic. Extractions were carried out without anaesthetic.那时牙科学刚起步，拔牙是在没有麻药的情况下进行的。

6. [[表不满]] If you say that someone extracts something, you disapprove of them because they take it for themselves to gain an advantage. 谋取

例：He sought to extract the maximum political advantage from the cut in interest rates.他力图从利息削减中谋取最大的政治利益。

7. [V-T] If you extract information or a response from someone, you get it from them with difficulty, because they are unwilling to say or do what you want. 探取 (消息、反映)

例：He made the mistake of trying to extract further information from our director.他犯了想从我们主任那里探取进一步信息的错误。

8. [V-T] If you extract a particular piece of information, you obtain it from a larger amount or source of information. 摘取 (信息)

例：I've simply extracted a few figures.我只是摘取了一些数据。

例：Britain's trade figures can no longer be extracted from export-and-import documentation at ports.英国的贸易数字再也不能从各港口的进出口文件中摘取了。

9. [[journalism]] If part of a book or text is extracted from a particular book, it is printed or published. (从书中) 摘录

例：This material has been extracted from "Collins Good Wood Handbook."该资料摘自《柯林斯良木手册》。

10. [N-COUNT] An extract from a book or piece of writing is a small part of it that is printed or published separately. 摘录; 选段

例：Read this extract from an information booklet about the work of an airline cabin crew.阅读这个航空公司机务员工作信息手册的选段。

11. [N-MASS] Extract is a very concentrated liquid that is used for flavouring food or for its smell. 高浓缩汁液

例：Blend in the vanilla extract, lemon peel, and walnuts.调和香草精、柠檬皮和核桃。