- 原: primary; original; former
- 内胚层管,原肠管,原始消化管: entodermal canal
- 肠管: enteric canal; gut; ileus tube; intestinal canal; intestinal tract; intestine
- 原肠: archenteron; archigaster; celenteron; coelenteron; coenteron; gastrocoele; gastrocoels; primitive gut; primitive intestine; primitivegut; protogaster
- 后肠管: metagaster
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