chemical

adj.化学的；用化学方法制造的，化学作用的

n.化学药品，化学制品

adj.

1. 与化学有关的；化学的
   connected with chemistry
   1. a chemical element
      化学元素
   2. the chemical industry
      化学工业
2. 用化学方法制造的；化学作用的
   produced by or using processes which involve changes to atoms or molecules
   1. chemical reactions/processes
      化学反应 / 过程

noun

1. 化学制品；化学品
   a substance obtained by or used in a chemical process

名词复数形式:chemicals

1. The chemical companies had amalgamated into a vast conglomerate
   那些化学品公司已经合并成一个庞大的企业集团。
2. Once hay has been cut and baled it has to go through some chemical processes.
   干草割下并捆扎之后需要对其进行化学处理。
3. The chemical agent, whether it be mustard gas or nerve gas, can be absorbed by the skin.
   这类化学制剂，不管是芥子气还是神经瓦斯，都会被皮肤吸收。
4. It had been known for some time that chemical reactions can be catalyzed by materials with large surface areas
   人们早已知道，如果材料的表面积足够大，可引起催化反应。
5. 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。
6. We are exposed to an overwhelming number of chemical contaminants every day in our air, water and food.
   我们每天都会通过空气、水和食品接触到数量惊人的化学污染物。
7. We must reduce the danger of war by controlling nuclear, chemical and conventional arms.
   我们必须通过控制核武器、化学武器和常规武器的数量来减少战争的危险。
8. A huge row has developed about the pollution emanating from a chemical plant.
   一家化工厂造成的污染已经引发了激烈争论。
9. All industrial chemical plants produce waste effluents.
   所有工业化工厂都会排放废水。
10. Members of an environmental group are staging a protest inside a chemical plant.
    一个环保组织的成员正在一家化工厂里举行抗议活动。
11. The illness is triggered by a chemical imbalance in the brain.
    这种疾病是大脑化学物质失衡诱发的。
12. Less chemical gets into the subsoil which is particularly important with the light, tropical soils.
    进入底土的化学物质会减少，这对土质松软的热带土壤而言尤为重要。
13. The Department maintains many close contacts with the chemical industry
    这个部门与化工行业保持着众多密切的联系。
14. Callahan posits that chemical elements radiate electromagnetic signals.
    卡拉汉假定化学元素放射电磁信号。
15. Catalysts are materials which greatly speed up chemical reactions.
    催化剂是可以大大加速化学反应的物质。
16. They are taking precautionary measures to safeguard their forces from the effects of chemical weapons.
    他们正采取预防措施保护其军队免受化学武器的伤害。
17. A score of countries may be producing or planning to obtain chemical weapons
    大概有20个国家可能正在制造或计划获取化学武器。
18. President Hussein called on all countries in the Middle East to scrap nuclear or chemical weapons
    侯赛因总统号召中东所有国家放弃核武器和化学武器。
19. He said chemical weapons had never been sited in Germany.
    他声称从未在德国部署过化学武器。
20. The two leaders also approved treaties to cut stockpiles of chemical weapons.
    两位领导人还同意签署削减化学武器储备的几项条约。
21. The chemical structure of this particular molecule is very unusual.
    这个特殊分子的化学结构很不寻常。
22. What's the chemical symbol for mercury?
    汞的化学元素符号是什么？
23. A vitamin is a chemical compound that cannot be synthesized by the human body.
    维生素是一种人体无法合成的化合物。
24. Professor Orr has developed interesting ways of tagging chemical molecules using existing laboratory lasers
    奥尔教授发明了用现有实验室激光设备给化学分子做记号的种种有趣的办法。
25. Nobody should be trumpeting about chemical weapons
    任何人都不应大肆鼓吹化学武器。
26. Any progress in reducing chemical weapons is welcome.
    削减化学武器的任何进展都是受人欢迎的。
27. Some of the companies illegally sent the wherewithal for making chemical weapons.
    有些公司非法为制造化学武器提供所需的资金和设备等。
28. A lot of poisonous waste water comes from that chemical factory.
    那个化工厂排出大量有毒的废水。
29. The state allotted them large quantities of chemical fertilizer.
    国家给他们调拨了大量化肥。
30. The chemical plant proposed to increase production and practise economy and other factories presently responded.
    化工厂提出增产节约的倡仪，其他工厂随即响应。