chemicals

chemicals

QQ知识库QQ活动网2022-10-23 05:30:028300A+A-

单词chemicals是什么意思

chemicals: n. 化学药品,化学制品 例句与用法: 1. He demonstrated the principles with chemicals and test tubes. 他借助化学药品和试管讲解了这些原理。 2. Petrochemicals today account for one fourth of all the chemicals made, in ten years this amount is expected to double. 石油化工产品现在已占所有化学制品的四分之一,十年后预计这个数目还要加倍。 3. After running through16, 000 possible designs, the computer picked out the plan for the plant that would produce the most chemicals at the lowest cost. 计算机在检查了16000种可能的设计方案之后,选出了以最低的成本生产最多化工产品的工厂的设计方案。 4. After running through16, 000 possible designs, the electronic computer picked out the plan for the plant that would produce the most chemicals at the lowest cost accompanied by a set of exact specifications. 在快速处理了16000种可能的设计之后,电子计算机挑选出建一个以最低成本生产最多化学产品的工厂的计划,并附有一份详细说明书。 5. It won't hurt you, but chemicals will. 它不会伤害你,但是农药会。 6. Mr. Chen used no (didn't use any) chemicals on his fruit. 陈先生的水果不使用农药。 7. Chemicals in the factory's sewage system have changed the ecology of the whole area. 这座工厂排出的化学物质改变了整个地区的生态. 英英解释: 名词chemical: 1. produced by or used in a reaction involving changes in atoms or molecules 同义词:chemical, chemical substance

chemicals

too much chemicals 和too many chemicals的差别

too many 和too much形容的对象区别在于可数和不可数chemicals是指化学药品因此药品有可数的如瓶装等,也有可能就是泛指不可数的药量

chemicals

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