词根词缀：actino-, actin-, actini-, -actinal, actis-

【来源及含义】Greek: ray [as of light] or like a ray in form; radiance, radiation; a radiating or tentacled structure

【同源单词】actin, actinal, actinian, actinic, actinic burn, actinic carcinoma

词根词缀：junct-, jug-, join-

【来源及含义】Latin: link, unite, yoke; bring together, meet, merge, engage in; combine

【同源单词】actinic conjunctivitis, actinic keratoconjunctivitis, adjoin, adjoin, adjunct, adjunct