n.增白剂，抛光剂，光亮剂，增艳剂...

brightener的音标：brightener的英式发音音标为：[b'raɪtnər]brightener的美式发音音标为：[b'raɪtnər]...

Emulsion latex uniform requirements leather brightener, viscosity moderate, non - layered latex long - term placement.乳液型皮革光亮剂要求乳液均匀, 粘度适中, 乳液 长期 放置不分层.Optical brightener ( Optical brightness agent ): Synonymous with Opt...