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- Thermal decomposition,sometimes with catalysis,of a complex substance,especially the breaking of petroleum molecules into shorter molecules to extract low-boiling fractions such as gasoline. 裂化有时通过催化作用对复合物的热分解，尤指把石油分子分解成更小的分子并提取低沸点的分馏部分，如汽油。
- Thermal decomposition, sometimes with catalysis, of a complex substance, especially the breaking of petroleum molecules into shorter molecules to extract low-boiling fractions such as gasoline. 裂化有时通过催化作用对复合物的热分解，尤指把石油分子分解成更小的分子并提取低沸点的分馏部分，如汽油
- The products of photosynthesis are also converted into other complex substances. 光合作用的产物还转变为其他的复杂物质。
- Wastewater from dyehouse features large volume,high organic content,dark color and complex substances. 印染废水排量大,有机物含量和色度高,组分复杂,水质变化范围大。
- Mother and baby interact in a very complex way. 母亲与婴儿以非常复杂的方式相互影响。
- Some of them developed a great inferiority complex. 他们有些人养成了严重的自卑感。
- My grandmother has a complex against foreigners. 我奶奶对外国人抱有偏见。
- Life is getting more complex and difficult. 生活正在变得越来越复杂和艰难。
- He has a complex about his weight. 他过分关心自己的体重。
- Complex, intricate, and involved. 复杂的、错综的和涉及的
- A petrochemical complex is to be built here. 这儿将建造一个石油化学联合企业。
- An airplane engine is a complex mechanism. 飞机引擎是种复杂的机械装置。
- The army is an extremely complex organism. 军队是极其复杂的组织。
- It's a complex question and her answer was too pat. 那问题很复杂，但她的回答简直是脱口而出。
- A car comes into being through a series of complex operations. 汽车经过一连串的复杂作业程序而制成。
- synthesis of more complex substances from simpler ones. 从简单物质合成复杂物质的过程。
- Life is system. It is complex system of substance with copying by self. 生命是一种复杂的，并且不断进行自我复制的物质系统，
- The government is beset with a complex array of economic problems. 政府为一系列复杂的经济问题所困扰。
- The subject is immensely complex, and hard to simplify. 这个题目非常复杂，并且很难简化。
- It's a complex question and your answer was too pat. 这是一个复杂的问题，你的回答来得太快了。
