| 例句 |
A refining process is used to extract usable fuel from crude oil.为从原油中提取可用的燃料，使用了一道精炼工序。Scientists have been refining techniques for the culture of living tissue.科学家们一直致力于改进活体组织的培养技术。After the first refining process the metal is washed.经过第一次提炼，金属被洗选干净。The steel refining equipment alone may cost twenty millions pound.单单钢的精炼设备就可能值两千万英镑。Volvo spent three years refining the design of their new car.沃尔沃公司花了三年时间来完善其新车的设计。Processing and refining can alter digestibility.加工和精炼可以改变食物的可消化性。The raw material for the tyre is a by-product of petrol refining.制造轮胎的原材料是提炼汽油时产生的一种副产品。His main job is oil refining.他的主要工作是炼油。The chemical is a by-product of the oil-refining process.这种化学品是石油提炼过程中的副产品。Engineers spent many months refining the software.工程师们花了数月来完善这个软件。The inventor of the machine spent years refining the design.这个机器的发明者花了多年时间改进设计。Car makers are constantly refining their designs.汽车制造商在不断完善他们的设计。It was a four week course, aimed at refining our understanding of the managerial role.这是为期四周的培训课程，旨在提高我们对管理职责的认识。 |