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refining是什么意思

refining

英[rɪ'faɪnɪŋ] 美[rɪ'faɪnɪŋ]

n. 精炼；
v. 精炼( refine的现在分词 )，精制，使纯净，使文雅高尚；

相关单词 electrorefining oil refining

柯林斯高阶英汉双解学习词典释义

VERB

提炼;精炼

When a substance is refined, it is made pure by having all other substances removed from it.
例句
Oil is refined to remove naturally occurring impurities. 油经过提炼去除天然存在的杂质。
VERB

改进，改善，改良（过程、理论或机器）

If something such as a process, theory, or machine is refined, it is improved by having small changes made to it.
例句
Surgical techniques are constantly being refined. 外科手术的技术不断得到完善。

英英词典释义

Noun
1. the process of removing impurities (as from oil or metals or sugar etc.)

行业词典

冶金学：精炼；

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