refine
verb /rɪˈfaɪn/
/rɪˈfaɪn/
动词形式
| present simple I / you / we / they refine | /rɪˈfaɪn/ /rɪˈfaɪn/ |
| he / she / it refines | /rɪˈfaɪnz/ /rɪˈfaɪnz/ |
| past simple refined | /rɪˈfaɪnd/ /rɪˈfaɪnd/ |
| past participle refined | /rɪˈfaɪnd/ /rɪˈfaɪnd/ |
| -ing form refining | /rɪˈfaɪnɪŋ/ /rɪˈfaɪnɪŋ/ |
- refine something to make a substance pure by taking other substances out of it
精炼；提纯；去除杂质 - The process of refining oil produces several useful chemicals.
炼油的过程会产生几种有用的化学品。
Topics The environmentc1- supplies of the highly refined white sugar
高度精制白糖的供应 - China has eight factories that refine the ore.
中国有八家提炼铁矿石的工厂。 - In those days sugar was refined by boiling it in huge black iron vats.
在那些日子里，糖是通过在巨大的黑色铁桶中煮沸来提炼的。
Collocations Dictionaryadverb- slightly
- greatly
- further
- …
- attempt to
- try to
- continue to
- …
- into
- highly refined
- The process of refining oil produces several useful chemicals.
- refine something to improve something by making small changes to it
改进；改善；使精练 - She has refined her playing technique over the years.
这些年来，她改进了自己的演奏技巧。 - This theory still needs a little refining.
这个理论还需要一点提炼。
- They would constantly refine their designs until they were almost perfect.
他们会不断改进自己的设计直至趋于完美。 - The theory was further refined by modern scientists.
现代科学家进一步完善了这一理论。 - Our methods have been gradually refined over the years.
几年来我们的方法已逐步改进。 - The information system is constantly refined and updated.
信息系统在不断完善和更新。
Collocations Dictionaryadverb- slightly
- greatly
- further
- …
- attempt to
- try to
- continue to
- …
- into
- highly refined
- She has refined her playing technique over the years.
词源late 16th cent.: from re- ‘again’ + the verb fine ‘make or become thinner’, influenced by French raffiner.