refinement
/rɪˈfaɪnmənt/📚 10900 1托福Refinements are small changes or additions that you make to something in order to improve it. Refinement is the process of making refinements. 改进; 完善
noun [具体名词]精炼，精制；（精细的）改进，改善；举止文雅；高雅情趣；改良品
Older cars inevitably lack the latest safety refinements.
较老式的汽车难免缺乏最新的安全改进。
- refinement 出现在下面的课文中（提供视频、音频及笔记等可系统性学习）
- Lesson 44 Speed and comfort refinement 名词: 精心的安排
- Lesson 47 The great escape
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