chemicals是什么意思？

chemicals

英['kemɪklz] 美['kemɪklz]

• n. 化学药品( chemical的名词复数 )；

例句

• Scientists tried out thousands of chemicals before they found the right one. 科学家们试验了数千种的化学药品才找到一种合适的。
• A police put some chemicals on the piece of paper and a line of words showed up. 一位警察在一张条上涂上化学药品, 一行字迹清晰地显现出来。
• Chemicals are used to keep the insects down. 化学药品用于阻止昆虫滋生。
• inflammable chemicals 易燃的化学品
• chemicals that are very ineffective in killing weeds 完全不能有效清除杂草的化学品
• An imbalance in certain chemicals leads to disturbances in the brain’s function. 某些化学成分失衡会道致大脑功能的紊乱。
• Have you studied the composition of the chemicals? 你研究过这种药品的成分了吗?
• These substances are sometimes combined with other chemicals, such as chlorine. 这些物质有时可与其他化学品化合，例如氯。
• Such chemicals taken up by plants can be harmful to humans and animals. 这种化学物质被植物吸收上来,就可能对人畜产生危害.
• You shouldn't have let the children fool about / around with dangerous chemicals. 你不该让孩子们胡闹摆弄危险的化学品.

英语六级真题

We can tear apart the great grass cover of the western plains and pour toxic chemicals into the soil until the soil is dead and blows away in the wind.
出自-2013年12月听力原文

柯林斯高阶英汉双解学习词典释义

• ADJ
  化学的;化学反应的;用化学方法生成的
  Chemical means involving or resulting from a reaction between two or more substances, or relating to the substances that something consists of.
  例句
  ...chemical reactions that cause ozone destruction. 导致臭氧受到破坏的化学反应 ...the chemical composition of the ocean. 海洋的化学成分
• N-COUNT
  化学品;化合物;化学制品
  Chemicals are substances that are used in a chemical process or made by a chemical process.
  例句
  The whole food chain is affected by the overuse of chemicals in agriculture. 整个食物链因农业生产过程过多使用化学品而受到影响。 ...a chemicals company. 化工公司