brightener

增白剂, 抛光剂, 光亮剂

词形变化

brighteners 复数 brighteners

释义与例句

n.
  1. 1.

    One who or that which brightens.

  2. 2.

    A chemical agent that absorbs ultraviolet and violet light and re-emits blue light by fluorescence, used to make fabric or paper look whiter.

  3. 3.

    Any substance added to an electrolytic bath to yield a brighter electroplated surface.

    工程

词源

From brighten + -er.

来源：wiktionary