| 单词 | megacolon |
| 释义 | megacolon (once / 11819311 pages) n WORD FAMILY megacolon n an abnormal enlargement of the colon; can be congenital (as in Hirschsprung's disease) or acquired (as when children refuse to defecate) Hyper colon the part of the large intestine between the cecum and the rectum; it extracts moisture from food residues before they are excreted |
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