substance
noun OPAL W
  /ˈsʌbstəns/
  /ˈsʌbstəns/
Idioms - [countable] a type of solid, liquid or gas that has particular qualities物质;物品;东西 - a sticky substance一种黏乎乎的东西 
- a chemical/radioactive/hazardous substance 化学/放射性/有害物质 
- Some frogs produce toxic substances in their skin.有些青蛙的皮肤能够分泌剧毒物质。 
 Topics Physics and chemistryb1- Exercise of this kind improves the balance of fatty substances in the bloodstream.这种运动可以改善血液中脂肪物质的平衡。 
- Psychoactive drugs are chemical substances that act on the brain.精神药物是作用于大脑的化学物质。 
- a bag full of some unknown substance装满不明物质的袋子 
- a natural substance found in the body of animals在动物体内发现的天然物质 
- foreign substances that contaminated the experiments使实验受到污染的异物 
 Collocations Dictionaryadjective- addictive
- cancer-causing
- carcinogenic
- …
 - use
- abuse
- contain
- …
 - use
- abuse
 
- a sticky substance
- [countable] a drug, especially an illegal one毒品,尤指非法毒品 - illegal/controlled substances非法/受控物质 
- He was disqualified from competing after testing positive to a banned substance.在禁用物质检测呈阳性后,他被取消了参赛资格。 
- Adolescent substance use remains high in the United States.美国青少年的药物使用仍然很高。 
 
- illegal/controlled substances
- [uncountable] the quality of being based on facts or the truth事实基础;根据 - The commission's report gives substance to these allegations.委员会的报告为这些说法提供了事实根据。 
- There is some substance in what he says.他的话是有一定根据的。 
-  without substance It was malicious gossip, completely without substance.这是恶意造谣,完全没有事实根据。 
 - His disappearance has given added substance to the argument that he stole the money.他的失踪更是给认为他偷了钱的说法提供了佐证。 
- The image of him that the media have presented has no substance.媒体所展示的他的形象很空洞。 
- The letters lent substance to the claims.这些信给索赔诉求提供了依据。 
- Their allegations were without substance.他们的指控没有根据。 
- There was little substance to his claims.他的说法没什么根据。 
- There's no substance in the story.这篇报道没有根据。 
- The party's manifesto is good on style but lacks real substance.该党的宣言文风优雅,但缺乏实质内容。 
 Collocations Dictionaryadjective- real
- added
 - have
- add
- give something
- …
 - in substance
- of substance
- with substance
- …
 
- The commission's report gives substance to these allegations.
- [uncountable] the most important or main part of something主旨;要点;实质;基本内容 -  the substance of something Love and guilt form the substance of his new book.他的新书主要讲爱情与罪孽。 
- The real substance of the report was in the third part.这篇报告的实质性内容在第三部份。 
-  in substance I agreed with what she said in substance, though not with every detail.对于她所说的,虽然不是每个细节我都同意,但基本内容却是赞同的。 
- There seems to be no difference in substance between the two procedures.这两种程序在实质上似乎没有区别。 
 Collocations Dictionaryadjective- real
- added
 - have
- add
- give something
- …
 - in substance
- of substance
- with substance
- …
 
-  the substance of something Love and guilt form the substance of his new book.
- [uncountable] (formal) importance重要性 -  of substance matters of substance 重大问题 
- Nothing of any substance was achieved in the meeting.会议没有取得任何实质性成果。 
 - He found it difficult to say much of substance.他发现很难说太多实质性的东西。 
- No one raised any matters of substance.没有人提出任何实质性问题。 
 Collocations Dictionaryadjective- real
- added
 - have
- add
- give something
- …
 - in substance
- of substance
- with substance
- …
 
-  of substance matters of substance 
词源Middle English (denoting the essential nature of something): from Old French, from Latin substantia ‘being, essence’, from substant- ‘standing firm’, from the verb substare.
Idioms 
a man/woman of substance 
- (formal) a rich and powerful man or woman有钱有势的男人/女人