refined是什么意思

refined

英 [rɪ'faɪnd] 美 [rɪ'faɪnd]

adj. [油气][化工][冶] 精炼的；精确的；微妙的；有教养的

英文词源

refined (adj.): 1570s, "subtle;" 1580s, "elegant;" 1590s, "purified," past participle adjective from refine (v.).

双语例句

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**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.

相关单词