substances

英 [ˈsʌbstənsɪz]

美 [ˈsʌbstənsəz]

n.  物质; 物品; 东西; 事实基础; 根据; 主旨; 要点; 实质; 基本内容
substance的复数

柯林斯词典

• N-COUNT 物质;物品;东西
  Asubstanceis a solid, powder, liquid, or gas with particular properties.
  1. 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。
  2. 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
  Substanceis the quality of being important or significant.
  1. 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。
  2. 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 ofwhat someone says or writes is the main thing that they are trying to say.
  1. 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 nosubstance, you mean that it is not true.
  1. 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 personof substancehas a lot of money, power, or influence.
  1. ...mature men of substance.
     有钱有势的成熟男人

双语例句

• They use special chemical substances to accelerate the growth of crops.
  他们使用特殊的化学物质来促进农作物的生长。
• Pharmacologists conduct experiments to determine how drugs and other substances affect organ and tissues.
  药理学家进行试验，以确定如何药物和其他物质的影响器官和组织。
• Microbes can take toxic substances in contaminated soil and convert them into harmless byproducts.
  微生物能从被污染的土壤中吸收有毒的物质，把它们转化成无害的副产品。
• Mingle these two substances before the experiment.
  实验之前先将这两种物质混合起来。
• As we all know, tobacco contains many toxic substances such as nicotine and tar.
  正如我们所知，烟草中含有许多有毒物质，如尼古丁和焦油。
• In experimenting we find out that sound travels with different velocities through different substances.
  在实验中，我们发现声音以不同的速度通过不同的物质而传播。
• The process in which substances are converted to their constituent atoms is called "cracking".
  物质转变为其组成的原子的过程叫做“裂解”。
• All substances, whether they are gaseous, liquid or solid, are made of atoms.
  一切物质，不论它们是气体、液体还是固体，都是由原子构成的。
• What fractions of NPP are invested in allelochemic substances in different communities?
  在不同的群落的npp中究竟有多大部分投入他感化学物质？
• Whereas attractants, repellents, and other incitants are olfactory substances, stimulants, and deterrents are usually gustatory.
  引诱剂，排斥剂还是其他的兴奋剂都是嗅觉物质，但刺激剂和阻抑剂常常是味觉物质。