V2EX extractive

Extractive

发音 Pronunciation

/kstrktv/

释义 Definition

形容词,指"提取的、萃取的",通常用于描述从自然资源中获取原材料的过程或方法,也可指从文本或数据中提取信息的方式。

例句 Examples

The country's economy depends heavily on extractive industries like mining and oil drilling.
该国经济严重依赖采矿和石油开采等采掘工业。

Extractive summarization works by selecting key sentences directly from the original text, rather than generating new ones.
提取式摘要的工作原理是直接从原文中挑选关键句子,而非生成新的句子。

词源 Etymology

该词源于拉丁语 extractus,是动词 extrahere 的过去分词,由 **ex-**(向外)和 trahere(拉、拖)构成,字面意思是"向外拉出"。后缀 -ive 表示"具有……性质的",因此 extractive 意为"具有提取性质的"。该词在17世纪进入英语,最初用于化学和矿业领域,后来逐渐扩展到经济学、信息技术等领域。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • 达龙阿西莫格鲁与詹姆斯罗宾逊在《国家为什么会失败》(Why Nations Fail) 中大量使用了 extractive institutions(攫取性制度)这一概念,将其与 inclusive institutions(包容性制度)对立,用以解释国家贫富差距的根源。
  • 在自然语言处理(NLP)领域,extractive 常出现于学术论文中,如关于 extractive question answering(提取式问答)和 extractive summarization(提取式摘要)的研究文献。
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