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ambulacrum

/ˌæm.bjʊˈleɪ.krəm/

翻译: 名词,指棘皮动物(如海星或海胆)身体下侧五个辐射状区域之一,步带从这些区域伸出。

1 个条目

noun

/ˌæm.bjʊˈleɪ.krəm/C2formalscientific
  • zh名词,指棘皮动物(如海星或海胆)身体下侧五个辐射状区域之一,步带从这些区域伸出。

A noun referring to one of the five radial areas on the underside of an echinoderm, such as a starfish or sea urchin, through which the tube feet extend.

  1. Echinoderm structureC2formalscientific

    One of the five radial areas on the underside of an echinoderm (such as a starfish or sea urchin) through which the tube feet extend.

    zh步带

    • The starfish's ambulacrum is lined with rows of tube feet.
    • Each ambulacrum contains a groove that helps the animal move.
    • The sea urchin's ambulacra are clearly visible on its test.
词形
  • ambulacra plural form
  • ambulacra's possessive plural form
  • ambulacrum's possessive singular form