瑞氏染色

Wright's stain (used in studying blood)

lucky / auspicious / propitious / rayl (acoustical unit)

clan name / maiden name

see 月氏[Yue4 zhi1] and 閼氏|阏氏[yan1 zhi1]

to dye / to catch (a disease) / to acquire (bad habits etc) / to contaminate / to add color washes to a painting

dye

color / CL:種|种[zhong3] / look / appearance / sex

(coll.) color / used in 色子[shai3 zi5]