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VERB
提取;提煉;挖掘
To extract a substance means to obtain it from something else, for example by using industrial or chemical processes.
例句
...the traditional method of pick and shovel to extract coal...
用鎬和鏟挖煤的傳統方法
Citric acid can be extracted from the juice of oranges, lemons, limes or grapefruit.
檸檬酸可以從橙汁、檸檬汁、酸橙汁或者柚子汁中提取。
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VERB
取出;抽出
If you extract something from a place, you take it out or pull it out.
例句
He extracted a small notebook from his hip pocket...
他從屁股兜里摸出一個小筆記本。
Patterson went straight to the liquor cabinet and extracted a bottle of Scotch...
帕特森徑直走到酒柜前，取出一瓶蘇格蘭威士忌。
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VERB
拔（牙）
When a dentist extracts a tooth, they remove it from the patient's mouth.
例句
A dentist may decide to extract the tooth to prevent recurrent trouble...
牙醫可能會決定拔掉那顆牙，以免反復發作。
She is to go and have a tooth extracted at 3 o'clock today.
她今天3點要去拔顆牙。
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VERB
攫取;榨取
If you say that someone extracts something, you disapprove of them because they take it for themselves to gain an advantage.
例句
...the capitalist system, which extracts huge profits from arms production at the tax-payers' expense...
犧牲納稅人利益、從武器生產中攫取巨額利潤的資本主義制度
He sought to extract the maximum political advantage from the cut in interest rates...
他試圖從降息中牟取最大的政治好處。
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VERB
設法得到;探出
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.
例句
He made the mistake of trying to extract further information from our director...
他犯了個錯誤，不該試圖從我們的主管那里打探更多的信息。
He used her cash card, and the PIN number he had extracted from her, to take ￡500 from cashpoints.
他套出了她的現金卡密碼，然后用她的卡從自動提款機中取走了500英鎊。
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VERB
摘錄;提取
If you extract a particular piece of information, you obtain it from a larger amount or source of information.
例句
I've simply extracted a few figures...
我只是提取了一些數據。
Britain's trade figures can no longer be extracted from export-and-import documentation at ports.
英國的貿易數據現在不能再從各港口的進出口單證中提取了。
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V-PASSIVE
（從書中）摘錄，節選
If part of a book or text is extracted from a particular book, it is printed or published.
例句
This material has been extracted from 'Collins Good Wood Handbook'.
這些材料摘自《柯林斯優秀木材手冊》。
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N-COUNT
摘錄;選段;引文
An extract from a book or piece of writing is a small part of it that is printed or published separately.
例句
Read this extract from an information booklet about the work of an airline cabin crew.
看看這段從有關航空公司乘務人員工作的信息手冊中摘錄的文字。
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N-MASS
提取物;精華;汁
An extract is a substance that has been obtained from something else, for example by means of a chemical or industrial process.
例句
Blend in the lemon extract, lemon peel and walnuts.
調入檸檬汁、檸檬皮和核桃。
...fragrances taken from plant extracts.
從植物提取物中獲取的香水