noun🔗Share蛍光体Any of various compounds of transition metals or of rare earths that exhibit phosphorescence."The old clock used a phosphor on its hands, making them glow in the dark so we could see the time at night. "古い時計は、夜に時間を確認できるように、針に蛍光体を使用して暗闇で光らせていました。compoundsubstancematerialchemistryphysicsChat with AIVocabulary GamePractice Reading
noun🔗ShareリンPhosphorus."The match head contained red phosphor, which ignited when struck against the rough surface. "マッチの頭には赤リンが含まれており、ザラザラした表面に擦ると着火しました。elementsubstancechemistrymaterialChat with AIVocabulary GamePractice Reading
