侵蝕作用 (cam1 sik6 zok3 jung6) — erosion in Cantonesecamˉ¹侵sikˍ₆蝕zok˗₃作jungˍ₆用简 侵蚀作用Mandarin Pinyin: qin1 shi2 zuo4 yong4Meaning of 侵蝕作用nounerosion