refine

改良する、磨く

細かいところを丁寧に変えて、よりよくする。

やさしい英語で： To improve something by making small, careful changes.

• We need to refine our plan.
• She refined the design after testing it.
• You can refine your technique with practice.

類義語： improve, polish, perfect

よく使う表現： refine a plan, refine a design, refine your technique

精製する

食品やほかの材料から、不要な物質を取り除く。

やさしい英語で： To remove unwanted substances from food or other materials.

• Factories refine sugar before selling it.
• The plant refines oil into fuel.
• How do they refine these raw materials?

使い方： refine something into something (This plant refines crude oil into usable fuels.)

類義語： purify, process

よく使う表現： refine sugar, refine oil, refine raw materials, refine gold

洗練させる

人の振る舞いや好みを、より上品で感じのよいものにする。

やさしい英語で： To make someone’s behaviour or taste more polite, graceful, or pleasing.

• She tried to refine his manners.
• Travel helped refine her taste in art.
• He refined his speech for formal occasions.

類義語： polish, cultivate

よく使う表現： refine your manners, refine your taste, refine someone’s speech