| 单词 | Ornithorhynchus anatinus |
| 释义 | Ornithorhynchus anatinus (once / 2954828 pages) n WORD FAMILY Ornithorhynchus anatinus n small densely furred aquatic monotreme of Australia and Tasmania having a broad bill and tail and webbed feet; only species in the family Ornithorhynchidae Syn|Hyper duck-billed platypus, duckbill, duckbilled platypus, platypus egg-laying mammal, monotreme the most primitive mammals comprising the only extant members of the subclass Prototheria |
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