英语词源
- refined (adj.)
- 1570s, "subtle;" 1580s, "elegant;" 1590s, "purified," past participle adjective from refine (v.).
权威例句
- 1. El Salvador produces 100,000 tons of refined copper annually.
- 萨尔瓦多每年生产10万吨纯铜。
- 2. This technique is becoming more refined and more acceptable all the time.
- 这种技术变得越来越完善，越来越受人欢迎。
- 3. His speech and manner are refined.
- 他谈吐优雅，彬彬有礼。
- 4. It's a good idea to avoid refined food.
- 最好少吃精加工食品。
- 5. Much of the really nutritive material actually was refined out of food.
- 大部分真正有营养价值的物质实际上已从食物中提炼出来.