chemical substance

英 [ˈkemɪkl ˈsʌbstəns]

美 [ˈkemɪkl ˈsʌbstəns]

化学物质

英英释义

noun

• material produced by or used in a reaction involving changes in atoms or molecules
  Synonym:chemical

双语例句

• A chemical substance that repels.
  有驱逐作用的化学物质。
• Among chemical substance contained in plants, some must be toxic ( poisonous), but some must be drugs available to us.
  植物所含的化学物质有写可能有读，有写可能是对我们极其有用的药物。
• I've just want to tell U that I sold my flat with the low price last year after I smell the odour of chemical substance for several weeks.
  我住所在第二座，三个星期前开始闻到强烈的刺鼻的气味。考察了三个星期但还没发现气味的来源。气味不是垃圾或是堆田区的气味，这以是化学品的气味。
• Organophosphate pesticide chlorpyrifos, which is in large amount in agricultural production currently, is a significant environmental toxic chemical substance.
  有机磷农药毒死蜱是一种具有显著环境毒性的化学物质，目前在农业生产中用量很大。
• A chemical substance that repels insects.
  一种能驱除昆虫的化学物质。
• We can get a new substance if we incorporate a chemical substance with others.
  如果我们把一种化学物质和其他化学物质混合就能得到一种新物质。
• The color of chemical substance and electronic transition
  化学物质的颜色和电子跃迁
• Plant hormones are an endogenous chemical substance with vital physiological functions and they are indispensable throughout the whole life.
  植物激素是高等植物体内产生的一种化学物质，具有重要的生理功能，是植物整个生命活动中不可缺少的。
• A chemical substance used to kill insects.
  杀虫剂用于杀虫的一种化学物品。
• The uses are identified by those downstream in the supply chain who have an obligation under REACH to inform their supplier of the ways in which the particular chemical substance is used.
  使用情况由供应链的下游来确定，他们有义务在根据REACH通知他们的供应商具体的化学品使用的方法。