| 释义 |
cnidarians 英knɪ'deəriənz美knɪ'deəriənz COCA²⁵⁴³³⁷⁺⁶BNC¹⁰⁴⁵⁸⁴⁺⁶
基本英英例句例句
刺胞动物¹⁰⁰原型cnidarian的复数
名词 cnidarian:
radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp and medusa formsThis deposit contains tiny soft-bodied adult sponges andcnidariansas 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。 Cnidarians grow from embryos that have only two layers of cells.
刺胞动物是由只有两层细胞的晶胚发展而来的。 ecocn |