That just leads to bacterial overgrowth and eventually infections.
这只会细菌过度生长并最终感染。
The cells lining the colon and rectum are constantly dividing, and typically when there's an overgrowth of tissue it's benign, but some can become malignant, meaning that the dividing cells can start invading nearby tissues over time.
排列在结肠、直肠上的细胞不断分裂,通常增生物都是良性的,但有恶变可能,即这些分裂活跃的细胞可能逐渐开始侵犯周围组织。