Small intestine can be divided to duodenum and ileum, and ileum has18 pieces of almost parallel spir

中文解释

小肠可分为十二指肠和回肠，回肠具有18片几乎平行的螺旋瓣。

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iatrical Deale dup declare oneself isotope enrichment gall 偷猎者 陪同 control point starting