词根词缀：ethno-, ethn-

【来源及含义】Greek: people, race, tribe, nation; group of people living together; community, family

【相关词根词缀】Related "people, human" word units: anthropo-; demo-; ochlo-; popu-; publi-.

【同源单词】ethnagogue, ethnarch, ethnarchy, ethnic, ethnically, ethnicism

词根词缀：insulino-, insulin-, insula-, insulo-, insul-, isle

【来源及含义】Latin: island; derived from insul[a], "island" [used here in reference to the islands [islets] of Langerhans, irregular structures in the pancreas that produce the protein hormone insulin which is secreted into the blood where it regulates sugar metabolism]

【同源单词】aisle, circuminsular, ethological isolation, insular, insularism, insularity