alimentary canal 名詞
消化管,消化道
Al·i·men·ta·ry a. Pertaining to aliment or food, or to the function of nutrition; nutritious; alimental; as, alimentary substances.
Alimentary canal, the entire channel, extending from the mouth to the anus, by which aliments are conveyed through the body, and the useless parts ejected.
◄ ►
alimentary canal
n : tubular passage of mucous membrane and muscle extending
about 8.3 meters from mouth to anus; functions in
digestion and elimination [syn: alimentary tract, digestive
tube, digestive tract, gastrointestinal tract, GI
tract]