alloy

合金

金属に別の金属や元素を混ぜて作る材料。

やさしい英語で： A material made by mixing a metal with another metal or another element.

• Brass is an alloy of copper and zinc.
• The frame is made from a light alloy.
• These alloys are stronger than pure copper.

よく使う表現： metal alloy, copper alloy, aluminum alloy, steel alloy

合金にする

金属に他の材料を混ぜ、強さや使いやすさを高める。

やさしい英語で： To mix a metal with another material, usually to make it stronger or more useful.

• They alloy these metals to improve their strength.
• The copper was alloyed with tin.
• Which elements can we alloy with iron?

使い方： alloy something with something (They alloy copper with zinc to make brass.)

類義語： mix, combine

よく使う表現： alloy with something, alloy two metals

純度を下げる

貴重な金属に価値の低い材料を混ぜ、純度を下げる。

やさしい英語で： To mix a valuable metal with a less valuable material, making it less pure.

• They alloy gold to reduce its purity.
• The silver was alloyed with a cheaper metal.
• How much copper did they use to alloy the gold?

使い方： alloy something with something (The mint alloyed the silver with copper.)

類義語： debase, adulterate

反対語： purify

よく使う表現： alloy gold, alloy with copper

融合する、組み合わせる

異なる考えや性質を組み合わせて一つにする。

やさしい英語で： To bring different ideas or qualities together into one whole.

• The book alloys several different ideas.
• He alloyed old traditions with modern thought.
• These poems alloy tenderness with sharp humor.

使い方： alloy something with something (Her writing alloys humor with serious reflection.)

類義語： combine, blend, mix

反対語： separate

よく使う表現： alloy different ideas, alloy something with

損なう、曇らせる

嫌なことが加わって、気持ちや体験のよさを損なう。

やさしい英語で： To make a feeling or experience less good by adding something unpleasant to it.

• Doubt alloyed her pleasure in the award.
• Their happiness was alloyed with fear.
• Regret can alloy even the sweetest memories.

使い方： alloy something with something (The news alloyed their joy with sadness.)

類義語： spoil, diminish, taint

反対語： enhance

よく使う表現： alloy someone’s pleasure, alloy joy