腐蝕作用 (fu6 sik6 zok3 jung6) — caustic in Cantonesefuˍ₆腐sikˍ₆蝕zok˗₃作jungˍ₆用简 腐蚀作用Mandarin Pinyin: fu3 shi2 zuo4 yong4Meaning of 腐蝕作用nouncaustic