oxide
🇺🇸
/ˈɑːksaɪd/
🇬🇧
/ˈɒksaɪd/
a substance made when oxygen joins with another element
Rust is a common oxide that forms when iron reacts with oxygen in the air.
錆は、鉄が空気中の酸素と反応して形成される一般的な酸化物です。