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1. 脊椎动物：寄生虫所包括的生物种类繁多,一般都为原生生物(Protista)、无脊椎动物(invertebrate)、脊椎动物(vertebrate). 分类以生物种类分类广义上来说,细菌和病毒也是寄生虫. 原生生物:此类寄生生物也很广泛,

2. 椎动物：2、生物学家根据动物体内有无脊柱,将动物分为脊椎动物(vertebrate)和无脊椎动物(invertebrate)两个主要类群. 脊椎动物又分为鱼类(fishes)、两栖类(amphibians)、爬行类(reptiles)、鸟类(birds)和哺乳类(mammals

3. 公共查询·英语单词大全

3. 脊椎动物 有椎骨的, 有脊椎的, 脊椎动物：get round 避免, 说服, 走动, 传开来 | vertebrate 脊椎动物 有椎骨的, 有脊椎的, 脊椎动物 | acid hydrolysis 酸解 加酸水解

1. 脊椎动物
    A vertebrate is a creature which has a spine. Mammals, birds, reptiles, and fish are vertebrates.

vertebrate的意思

    e.g. Both groups share two attributes normally associated with vertebrates.
           两组都具有通常脊椎动物才具备的两个特征。
    e.g. ...the ears of vertebrates.
           脊椎动物的耳朵

1. animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium

    Synonym: craniate

1. having a backbone or spinal column

    e.g. fishes and amphibians and reptiles and birds and mammals are verbetrate animals