blueing是什么意思？

blueing

英['blu:ɪŋ] 美['bluɪŋ]

• adj. 带青色的，泛蓝，使变蓝色；

例句

• Bluing: also blueing , any of various coloring agents used to counteract the yellowing of laundered fabrics. 蓝色漂白剂: 任一种用于防止衣物泛黄的有色漂白剂.

英英词典释义

• Noun
  1. used to whiten laundry or hair or give it a bluish tinge
  2. a process that makes something blue (or bluish)