peptic uleer的用法和樣例：
例句
- The endoscopic appearance of a similar acute peptic ulcer in the prepyloric region is seen below.
急性幽門(mén)前區胃潰瘍的內窺鏡檢查如圖。 - The doctors told me that he did not have any worms and that there was no evidence of a peptic ulcer or appendicitis.
醫生們告訴我，他大便里沒(méi)有寄生蟲(chóng)，也不像有胃潰瘍或闌尾炎。
