| 单词 | 腔肠动物 |
| 释义 | 〔coelenterate〕Of, relating to, or belonging to the phylum Coelenterata.（属于或有关）腔肠动物门的〔cnidoblast〕A cell in the epidermis of coelenterates in which a nematocyst is developed.刺细胞：产生线虫的腔肠动物表皮层细胞〔coelenterate〕Any of various invertebrate animals of the phylum Coelenterata, characterized by a radially symmetrical body with a saclike internal cavity, and including the jellyfishes, hydras, sea anemones, and corals.腔肠动物：一种腔肠动物门的无脊椎动物，特征是有囊状腔的辐射对称体，包括水母、水螅、海葵和珊瑚〔gastrovascular〕Having both a digestive and a circulatory function. Used especially to describe the body cavity of a coelenterate.消化循环的：具有消化和循环两者的功能的，尤其用来描绘腔肠动物的体腔〔scyphozoan〕Any of various marine coelenterates of the class Scyphozoa, which includes the large jellyfishes, characterized by the absence of a velum and by a polyp stage that is very small or lacking entirely.钵水母：一种属于钵水母纲的海洋腔肠动物，包括大海蜇，特点为没有缘膜以及有一个很短的水螅虫阶段或者根本没有〔medusa〕The tentacled, usually bell-shaped, free-swimming sexual stage in the life cycle of a coelenterate, such as a jellyfish.水螅水母：有触手的，通常呈带状的，生命周期中有性阶段自由游动的腔肠动物，如水母〔jellyfish〕Any of numerous usually free-swimming marine coelenterates of the class Scyphozoa, characteristically having a gelatinous, tentacled, often bell-shaped medusoid stage as the dominant phase of its life cycle.水母，海蜇：大量的、经常自由游动的真水母类腔肠动物，胶质的、带有触须的、常为钟形的类水母体阶段是其生命循环中的主要形式〔mesoglea〕The layer of gelatinous material that separates the inner and outer cell layers of a coelenterate.中胶层：一种将腔肠动物的内外细胞层分开的胶状物质层〔collenchyme〕A gelatinous mesenchyme that constitutes a layer in the body wall of many coelenterates and ctenophores.胶充质：一种胶状间质，在许多腔肠动物及栉水母门动物身体内壁构成一层隔膜〔polyp〕A coelenterate, such as a hydra or coral, having a cylindrical body and an oral opening usually surrounded by tentacles.水螅型珊瑚虫，水螅虫：一种有柱状身体和通常被触角包围的口部开口的腔肠动物，比如水螅或珊瑚虫〔jellyfish〕Any of various similar or related coelenterates.水母类动物：各种与腔肠动物相似或有关的种类〔nematocyst〕A capsule within specialized cells of certain coelenterates, such as jellyfish, containing a barbed, threadlike tube that delivers a paralyzing sting when propelled into attackers and prey. Also called stinging cell 刺丝囊胞：某类腔肠动物，如水母的特殊细胞内的夹膜，带有一个带刺的线状管，当刺入攻击者或猎物时，它能带有麻痹功效地刺螫对方 也作 stinging cell〔hydrozoan〕Any of numerous coelenterates of the class Hydrozoa, including the freshwater hydras, hydroids, hydrocorals, and siphonophores.水螅水母类动物：水螅水母类无数腔肠动物中的任何一个，包括淡水水螅，水螅类动物，水珊瑚及管水母类动物〔hydroid〕Any of numerous characteristically colonial hydrozoan coelenterates having a polyp rather than a medusoid form as the dominant stage of the life cycle.水螅虫：许多典型的移居的腔肠动物中水螅虫类的任何一种，在生命循环中最重要阶段以水螅的形状而不是水母的形状出现〔diploblastic〕Derived from two embryonic germ layers, the ectoderm and the endoderm. Used of lower invertebrates, such as sponges and coelenterates.双胚层的：具有两个胚层（外胚层和内胚层）的。用于低等无脊椎动物，如寄生虫和腔肠动物〔coelenteron〕The saclike cavity within the body of a coelenterate.体肠腔：腔肠动物体内的囊状腔〔coelom〕The cavity within the body of all animals higher than the coelenterates and certain primitive worms, formed by the splitting of the embryonic mesoderm into two layers. In mammals it forms the peritoneal, pleural, and pericardial cavities. Also called body cavity 体腔：高于腔肠动物和一些本源虫的所有动物体内的腔，由中胚层裂成两层形成。它形成哺乳动物的腹膜的、胸膜的和心包的腔 也作 body cavity〔planula〕The flat, free-swimming, ciliated larva of a coelenterate.浮浪幼体：腔肠动物其扁平的，能自由浮游的，有纤毛的幼体 |
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