refinement
/rəˈfaɪnmənt/
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n. 改良；精煉；文雅
- Each refinement of the telescope's lens allowed astronomers to see fainter and more distant stars. 望遠鏡鏡片每改良一次，天文學家就能看到更暗、更遠的星星。
其他意思
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n. 精緻, 改良, 優雅
Refinements are small changes or additions that you make to something in order to improve it. Refinement is the process of making refinements.
- Older cars inevitably lack the latest safety refinements.
也出現在：
字根
fin 結束；界限
re + fin + e + ment再／往回 + 結束 + — + 名詞