The common cavity into which the intestinal,genital,and urinary tracts open in vertebrates such as fish,reptiles,birds,and some primitive mammals.
英
美
释义
泄殖腔脊椎动物(如鱼、爬行动物、鸟和某些低级哺乳动物)的肠道、生殖道和泌尿道口通往的共用体腔。
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