溶蝕作用 róng shí zuò yòng

DEFINITIONS

  1. dissolving
  2. erosion by groundwater
  3. corrosion

CHARACTERS

溶 róng to melt, dissolve; overflowing with
蝕 shí nibble away; erode; eclipse
作 zuò make; work; compose, write; act, perform
用 yòng use, employ, apply, operate; use