腐ふしょく腐食表記・読み:腐蝕・ふしょく1rot; decay; erosion名詞noun or participle which takes the aux. verb suru他動詞自動詞2corrosion; etching; rust名詞noun or participle which takes the aux. verb suru他動詞自動詞3saprophagy名詞biology札へ残す語をコピー