substances是什么意思？

substances

• n. 物质( substance的名词复数 )，实质，物体，[哲学]1)。 本质；

例句

• man-made substances not found in nature 自然界找不到的人造材料
• Mingle these two substances before the experiment. 实验之前先将这两种物质混合起来。
• The mixture will resolve into two simple substances. 这种混合物可以分解为两种简单的物质。
• Soil consists of various chemical substances. 土壤由各种化学物质组成。
• Substances have no tendency to expand unless (they are) heated. 除非受热, 物质不会有膨胀的倾向。
• Clay and wax are plastic substances. 黏土和蜡是可塑性物质。
• Few substances can equal fur as an insulator. 作为绝缘体很少有其他材料能与动物皮毛相媲美。
• Even innocuous substances can sometimes register a positive result in a drug test. 即使无害的物质在药物测试中有时也会呈阳性。
• ductile substances 有韧性的物质
• Chalk and cheese are disparate substances. 粉笔和乳酪是完全不同的东西。

英语六级真题

Some brand-name coffees contain harmful substances.
出自-2010年12月听力原文
Within samples collected from the solid substances lying beneath the ice
出自-2010年12月听力原文

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  物质;物品;东西
  A substance is a solid, powder, liquid, or gas with particular properties.
  例句
  There's absolutely no regulation of cigarettes to make sure that they don't include poisonous substances... 根本没有法规来确保香烟不含有毒物质。 The substance that's causing the problem comes from the barley. 引起该问题的物质来自大麦。
• N-UNCOUNT
  重要性;重大意义
  Substance is the quality of being important or significant.
  例句
  It's questionable whether anything of substance has been achieved... 是否已经取得了任何实质性进展还是个问题。 Syria will attend only if the negotiations deal with issues of substance. 只有在谈判涉及重大问题时叙利亚才会参加。
• N-SING
  主旨;要点;实质;基本内容
  The substance of what someone says or writes is the main thing that they are trying to say.
  例句
  The substance of his discussions doesn't really matter. 他讨论的要点实际上根本不重要。
• N-UNCOUNT
  事实基础;根据
  If you say that something has no substance, you mean that it is not true.
  例句
  There is no substance in any of these allegations. 这些指控都毫无根据。
• PHRASE
  财力雄厚的;有权有势的；有影响力的
  A person of substance has a lot of money, power, or influence.
  例句
  ...mature men of substance. 有钱有势的成熟男人