跟我背CET4核心词汇:substance

　　substance

　　物质 a material

　　主旨,要旨 the real meaning, without the unimportant details

　　实质; 内容 importance, especially in relation to real life

　　同义词

　　n. core，matter，meaning，means

　　词汇辨析

　　material，matter，substance，stuff

　　这些名词均含 物质，东西 之意。

　　material 通常指组成客观存在物的部分或其原料。

　　matter 通常指构成实物的物质，与精神相对立。在科学上，指占有空间，并能以某种方式被感官觉察的一切东西。

　　substance 多指某一种形式的物质，既可指元素也可指化合物。

　　stuff 多用于日常生活中，非正式用词。常指构成整体的所有部分、物体或项目。有时指劣等材料，含轻蔑意味。

　　参考例句

　　1. This black substance is carbon.

　　这种黑色的物质是碳。

　　2. How do you know if a substance contains acids?

　　你怎么知道一种物质是否含有酸呢?

　　3. Dandruff is an oily substance and is usually grey or yellow.

　　头皮屑是一种油性物质，通常是灰色或黄色的。

　　双语释义

　　1.N-COUNT A substance is a solid, powder, liquid, or gas with particular properties. 物质

　　例：Theres absolutely no regulation of cigarettes to make sure that they dont include poisonous substances.

　　绝对没有确保香烟不含有毒物质的规定。

　　2.N-UNCOUNT Substance is the quality of being important or significant. 实质

　　例：Its questionable whether anything of substance has been achieved.

　　是否已取得任何实质性的进展值得质疑。

　　3.N-SING The substance of what someone says or writes is the main thing that they are trying to say. 要旨

　　例：The substance of his discussions doesnt really matter.

　　他讨论的要旨实际并不重要。

　　4.N-UNCOUNT If you say that something has no substance, you mean that it is not true. 正确性

　　例：There is no substance in any of these allegations.

　　这些指控没有一个是正确的。

　　常见用法

　　用作名词

　　The Substance and Prospect of East China Sea Dispute between China and Japan

　　中日 东海问题 的实质及展望

　　The emery is a hard metallic substance.

　　金刚砂是非常坚硬的金属物质。

　　Beware of what you do with this dangerous substance.

　　你处理这些危险品时，可要当心。

　　Later he became a man of substance.

　　后来，他成为颇具资产的人。

　　There is not anything of real substance in their book.

　　他们的书中没有什么实质性的内容。

　　This argument has some substance.

　　这项争论具有一定的重要性。