gastrointestinal tract
英
美
Noun:
-
tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination
- This is how the GI tract keeps itself clean.
这就是胃肠道能自我清洁的原理。
- The same contractions that cause your stomach to growl also clean out the GI tract.
这些造成胃低鸣的收缩同时也清理了整个胃肠道。