trichrome
/ˈtraɪkrəʊm/adjective
- Biology denoting a stain or method of histological staining in which different tissues are stained, each in one of three different colours【生】（染色剂, 组织染色法）三色染色的。
词源
early 20th cent.: from TRI- 'three' + Greek khrōma 'colour'.