在学术写作中，abstract特指研究论文的摘要，需包含研究问题、方法、结果与结论四要素，期刊论文摘要通常限定150-300字。

It is sometimes easier to illustrate an abstract concept by analogy with something concrete. He is good at explaining quite complex, abstract ideas in a nice simple way.

abstract： 指论文、书籍等正文前的内容摘要，尤指学术论文或法律文件的研究提要。 digest： 侧重对原文融汇贯通，重新谋篇布局，以简明扼要的语言，简短篇幅成文，展现原作精华。

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The verb is pronounced (æbstrækt ). 1. 形容词 B2 An abstract idea or way of thinking is based on general ideas rather than on real things and events. ...abstract principles such as justice. It's not a …

The verb abstract is used to mean “summarize,” as in “abstracting an academic paper.” This meaning is a figurative derivative of the verb’s meanings “to remove” or “to separate.”

2. abstract: Traditional Chinese Medicine, known as an ancient medical science is marked by its obscurity and difficulty in terms of theory.

Sep 29, 2015 · A painting, drawing, or sculpture is described as abstract if it tries to represent the qualities of objects or people but does not show their outer appearance:

全面了解英语单词“ABSTRACT”的所有含义：定义、翻译、同义词、发音、示例和语法分析——所有内容尽在完整资源中。

It is sometimes easier to illustrate an abstract concept by analogy with something concrete. He is good at explaining quite complex, abstract ideas in a nice simple way.