ratite

名词 n. 形容词 adj.
中文释义

英文释义

名词 n.
  1. A member of a diverse group of mostly large, running, flightless birds that lack keels on their sternums, mostly extinct such as the elephant bird and the moa, but including the extant cassowaries, emu, kiwi, ostrich, and rhea; formerly grouped together in the order Struthioniformes, and including the Paleognathae except the tinamous.
形容词 adj.
  1. Pertaining to running, flightless birds with no keels on their sternums (as opposed to carinate). not-comparable
    — Against what was probably the general expectation, it became undeniable that New Zealand was indeed the home of huge ratite birds.

词形变化

ratites plural

词源

词源 1
From Latin ratis (“raft”) + -ite; ratites (unlike other birds) lack a keel on their sternum, and rafts are vessels that lack keels.
词源 2
From Latin ratis (“raft”) + -ite; ratites (unlike other birds) lack a keel on their sternum, and rafts are vessels that lack keels.
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