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单词
echinoid
释义
WordReference Random House Unabridged Dictionary of American English © 2024
e•chi•noid
(i kī
′
noid, ek
′
ə noid′),
USA pronunciation
adj.
Invertebrates
belonging or pertaining to the class Echinoidea, comprising mainly sea urchins and sand dollars.
n.
Invertebrates
any echinoderm of the Echinoidea.
Neo-Latin
Echinoidea
; see
echinus,
-
oidea
1850–55
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更新时间:2026/3/26 18:21:20