单词 | ratite |
释义 | rat·ite (rătīt′) adj. Relating to or being any of a group of flightless birds having a flat breastbone without the keellike prominence characteristic of most flying birds. n. A ratite bird, such as the ostrich or emu. [From Latin ratītus, marked with the figure of a raft (in reference to the lack of the keellike prominence), from ratis, raft.] |
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