请输入您要查询的英文单词:

 

单词 worm shell
释义

Definition of worm shell in English:

worm shell

noun
  • 1A marine mollusc with a shell that forms loose irregular coils, giving it the appearance of a worm.

    Family Vermetidae, class Gastropoda: Vermetus and other genera, including the European giant worm shell (V. gigas)

    Example sentencesExamples
    • Next, I added a row of cowrie shells around the base of the birdhouse (figure B) and then topped it off with a spiral worm shell like a little birdie weathervane on the top (figure C).
    • The bench consists of calcareous algae and worm shells which cover the limestone and make it resistant to the wave action.
    • The vermetid worm shells have irregularly coiled or contorted shells which are attached to hard surfaces by their early whorls.
    • The bottom is covered with worm shells.
    • It is a bar of worm shells at the mouth of the Mee Klong River.
  • 2The twisted calcareous tube of a sedentary marine bristle worm, typically attached to a stone or mollusc shell.

    The worms belong to Serpula and other genera, class Polychaeta

    Example sentencesExamples
    • However, almost any sort of hollow object can make a home for a hermit crab; some of them will move into straight worm shells.
    • As they grow, the shells may coil or meander over the substrate producing a tube that looks quite similar to a serpulid tube worm shell.
    • Moreover, any of the worm shells can be superficially mistaken for similar shells formed by certain annelid worms - a wholly unrelated phylum.
    • The spiral worm shell is also considered to be a horn shell.
    • Most of them were covered with these tube worm shells.
 
 
随便看

 

英语词典包含464360条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/2/27 3:14:02