词根词缀:ichthyo-, ichthy-, -ichth-
【来源及含义】Greek: fish
【同源单词】ichthic, ichthism, ichthus, ichthyarchy, ichthyoacanth, ichthyoacanthotoxin
词根词缀:ornitho-, ornith-, -ornithic, -ornithes, -ornithoid, -ornis, ornis-
【来源及含义】Greek: bird, birds
【同源单词】dinornithic, ichthyornis, notornis, ornighopus, ornighorynchous, ornis