V2EX sea-urchin

Sea Urchin

Definition / 释义

sea urchin海胆;一种生活在海洋中的棘皮动物,外壳呈球形或扁球形,表面布满可活动的刺;有些种类的卵(常称 uni)可食用。

Pronunciation / 发音

/si rtn/

Examples / 例句

A sea urchin has sharp spines.
海胆有锋利的刺。

While snorkeling near the reef, she spotted a purple sea urchin tucked into a crack, moving slowly as the waves surged.
在礁石附近浮潜时,她看到一只紫色海胆藏在岩缝里,海浪涌来时它缓慢移动。

Etymology / 词源

sea urchinsea(海)+ urchin 组成。urchin 早期在英语里可指“刺猬”,来源可追溯到中古法语 herichon(与“hedgehog/刺猬”相关)。由于海胆外形多刺、像“海里的刺猬”,因此得名。

Related Words / 相关词

Literary Works / 文学与作品例

  • The Edge of the Sea(Rachel Carson 蕾切尔卡森)
  • Between Pacific Tides(Edward F. Ricketts & Jack Calvin 爱德华里基茨与杰克卡尔文)
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