微血管 Traditional form: 微血管 Pinyin (reading): wēixuèguǎn Definitions: capillary Characters: 微 - small, tiny, trifling; micro- 血 - blood 管 - tube, pipe, duct; to manage, to control Traditional characters: 微 - small, tiny, trifling; micro- 血 - blood 管 - tube, pipe, duct; to manage, to control