sea urchin

短语

[医] 海胆

发音

US /ˈsi ˌɝtʃɪ̈n/

词形变化

sea urchins 复数 sea urchins

释义与例句

n.
  1. 1.

    Any of many marine echinoderms, of the class Echinoidea, commonly found in shallow water, having a complex chewing structure named Aristotle's lantern.

    海胆

    1986, Patrick S. Leahy, Chapter 1: Laboratory Culture of Strongylocentrotus purpuratus Adults, Embryos, and Larvae, Thomas E. Schroeder (editor), Methods in Cell Biology, Volume 27: Echinoderm Gametes and Embryos, page 2, Of the many species of sea urchins utilized in biological research today the most widely used in North America is probably the purple sea urchin, Strongylocentrotus purpuratus.

词汇关系

名词

上位词 1

echinoderm

下位词 2

heart urchin sand dollar

词源

From sea + urchin (“hedgehog”), reflecting a similarity in appearance to a hedgehog.

来源：wiktionary