rusty

さびた

湿気で鉄にできる赤茶色のさびに覆われたり、傷んだりしている。

やさしい英語で： Covered or damaged by the reddish brown material that forms on iron in wet conditions.

• The gate is rusty.
• He threw away the rusty tools.
• Be careful of that rusty nail.

類義語： rusted, corroded

よく使う表現： rusty nail, rusty gate, rusty metal

なまった、鈍った

しばらく練習していないため、以前ほどうまくできない。

やさしい英語で： Less able to do something well because you have not practised it recently.

• My French is rusty.
• I felt rusty after months without practice.
• Are you rusty at playing the piano?

使い方： rusty at something/doing something (I am rusty at solving these problems.)

類義語： out of practice

よく使う表現： rusty at something, rusty skills, a little rusty, a bit rusty

酸敗した

脂の多い食品が変色し、嫌な味やにおいが出ている。

やさしい英語で： Describing fatty food that has changed colour and developed an unpleasant taste or smell.

• The bacon had become rusty.
• They threw away the rusty fat.
• Rusty bacon gave the stew an unpleasant taste.

類義語： rancid

反対語： fresh

よく使う表現： rusty bacon, rusty fat