sea urchin

英语

A sea urchin

词源

来自sea +‎ urchin (“刺猬”)，因其外型类似刺猬。

发音

• (通用美式) 英语发音：sēʹ ûr'tsĭn, 国际音标^(帮助): /ˈsi ˌɝtʃɪ̈n/
• 断字：sea ur‧chin, sea urchin

名词

sea urchin (复数 sea urchins)

1. 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.

   • 2001, V. L. Kasyanov, Reproductive Strategy of Marine Bivalves and Echinoderms，第 90 页:

     The pericentriolar radial complex characteristic of the spermatozoa of other echinoderms is lacking in the spermatozoa of all sea urchins.

     （请为本引文添加中文翻译）

   • 2004, Belinda J. Sly, The Development and Evolution of the Echinoderm Nervous System，第 9 页:

     Approximately 20% of sea urchins are direct-developers, meaning that they bypass the pluteal larval stage and develop directly into an adult sea urchin.

     （请为本引文添加中文翻译）

上位语

• (海胆)： echinoid

参见

• sand dollar

异序词

• echiurans