词根词缀：eo-, eoso-, eos-

【来源及含义】Greek: dawn [east], daybreak; early; primarily used to indicate "early, primeval"

【同源单词】eoan, Eoanthropus, eobiogenesis, eobionts, Eobrontosaurus, Eocene

词根词缀：eosin-, eosino-

【来源及含义】Greek: daybreak, dawn, red of the dawn sky; primarily used in naming chemical compounds, especially pertaining to red stain or dye

【同源单词】eosin, eosinopenia, eosinotactic