| 释义 |
alimentary canaln.（名词）- The mucous membrane-lined tube of the digestive system through which food passes, in which digestion takes place, and from which wastes are eliminated. It extends from the mouth to the anus and includes the pharynx, esophagus, stomach, and intestines. Also called digestive tract 消化道：消化系统中分泌粘液的膜质管道，食物由此管道经过，在此管内进行消化，并将体内废物通过此管排出。该管道由嘴延伸至肛门，包括咽、食管、胃和肠 也作 digestive tract
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