cnidarians

英[knɪ'deəriənz] 美[knɪ'deəriənz]
  • 刺胞动物
  • development n.发展;开发;生长;进展;[摄]显影;新开发区
  • fuel n.燃料;刺激因素vt.供以燃料vi.加燃料
  • injection n.注射;注射物;数学函数
  • oil n.油;油画颜料;奉承话v.涂油;溶化;加油
  • technology n.技术;工艺;工艺学
名词 cnidarian:
  1. radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp and medusa forms

    1. This deposit contains tiny soft-bodied adult sponges and cnidarians as well as minuscule eggs and embryos.
      此沉积中存有微小的成熟海绵及刺丝胞动物,还有极微小的卵与胚。