短語(yǔ)詞組短語(yǔ)duodenal l bulb 十二指腸球部perforated duodenal bulb ulcer 十二指腸潰瘍穿孔duodenal bulb ulcer 十二指腸球部潰瘍ulcer of duodenal bulb 十二指腸球部潰瘍posterior duodenal bulb ulcer 十二指腸球後潰瘍Normal duodenal bulb 正常的十二指腸球部Gastric and duodenal bulb lesions 胃 返回 duodenal bulb