a.

1. 尖酸的
2. 剧烈的；有腐蚀性的

n.

1. 金属腐蚀剂
2. 金箔粘着剂
3. 媒染剂

vt.

1. 用媒染剂处理

adj.

n.

1. a substance that combines with a dye or stain and thereby fixes it in a material.
   ▸an adhesive compound for fixing gold leaf.
2. a corrosive liquid used to etch the lines on a printing plate.

v.