extracted 的音标为英 [ɪkˈstræktɪd]、美 [ɪkˈstræktɪd]，既是形容词也是动词过去式/过去分词。作为形容词时，意为“萃取的；引出的”；作为动词时，是 extract 的过去式和过去分词，核心含义是“提取、拔出、摘取”，具体用法需结合语境判断。

一、核心含义与用法

提取（物质/成分）
指通过化学或物理方法从某物中获取特定成分，常见于科学、工业场景。

柠檬酸可从橙汁、柠檬汁等水果中提取：Citric acid can be extracted from the juice of oranges, lemons, limes or grapefruit.

用丙酮提取鲜姜汁获得丙酮粉，得率为8.6%：The ginger powder extracted with acetone was 8.6%.

拔出（具体物体）
强调用力或借助工具取出某物，如拔牙、取物等。

牙医可能会决定拔掉智齿：The dentist may decide that the wisdom teeth need to be extracted.

他从公文包中抽出一份文件：He rifled through his briefcase and extracted a file.

摘取（信息/选段）
从大量信息或文本中筛选、摘录关键内容。

英国贸易数据无法再从港口进出口文件中摘取：Britain's trade figures can no longer be extracted from export-and-import documentation at ports.

他从资料中提取了几个关键数据：I've simply extracted a few figures.

二、短语搭配

extract from：从……提取/摘录，如“从书中摘录段落”（This material has been extracted from "Collins Good Wood Handbook." ）。

plant extract：植物提取物，如草药中的有效成分 。

yeast extract：酵母提取物，常用于食品调味 。

三、例句

下一步是对提取的标识进行身份验证：The next step is to authenticate the extracted identity.

果汁通过离心力被提取出来：The juice is extracted by centrifugal force.

他从臀后口袋拿出一本小笔记簿：He extracted a small notebook from his hip pocket.

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

她的牙齿是局部麻醉后拔出的：Her tooth was extracted under local anaesthetic.

他试图从主任那里探取更多信息，结果犯了错：He made the mistake of trying to extract further information from our director.

用固相萃取精馏法提取花椰菜中的萝卜硫素：This process allows us to take broccoli and extract sulforaphane from it through solid-phase extraction distillation.

他犹豫后从行李箱中取出《一千零一夜》第一册：When the train started off, he took down his valise and extracted, after some hesitation, the first volume of The Thousand and One Nights.

无人机拔牙并非首次：Ariana is not the first person to have her tooth extracted by drone.

从转基因植物中提取的总DNA经PCR分析，显示目的基因已整合到水稻基因组中：PCR analysis of the total DNA extracted from transgenic plants has shown that the target gene had been integrated into the rice genome.

四、常见误区

extracted vs. abstracted：前者侧重“物理/化学提取”或“具体取出”，后者侧重“抽象概括”（如总结文章大意），不可混用。

被动语态使用：表示“被提取/拔出”时，需用被动形式（be extracted），如“牙齿被拔出”（tooth was extracted）。

无论是科学实验中的物质提取、医疗场景中的拔牙操作，还是文献研究中的信息摘录，extracted 都体现了“从整体中分离出特定部分”的核心逻辑。掌握其多场景用法，能更精准地理解和使用