en.ter.o.coelen.Embryology （名词）【胚胎学】 The coelom formed from a pocketlike outgrowth of the wall of the archenteron, especially in echinoderms and chordates.肠体腔：由原肠壁的袋装生长而形成的体腔，尤其存在于棘皮动物和脊索动物中
