硫黄いおう酸さん化か物ぶついおうさんかぶつじ字FuriganaMeanings1nounsulfur oxideTechnical term for oxides of sulfur, such as SO₂ or SO₃. Used in environmental and chemical contexts.硫黄いおう酸さん化か物ぶつは大たい気き汚お染せんの原げん因いんの一ひとつです。Sulfur oxides are one of the causes of air pollution.