克罗恩病和溃疡性结肠炎统称为炎症性肠病(IBD)，病因虽不明确，但对其发病机理已有了较多的了解。

Crohn s disease and ulcerative colitis, collectively known as inflammatory bowel disease (IBD), the etiology is not clear, but its pathogenesis has had more understanding.

youdao

克罗恩病和溃疡性结肠炎统称为炎症性肠病(IBD)，病因虽不明确，但对其发病机理已有了较多的了解。

Crohn s disease and ulcerative colitis, collectively known as inflammatory bowel disease (IBD), the etiology is not clear, but its pathogenesis has had more understanding.

youdao