腹部的英文是 "abdomen"，来源于拉丁语 "abdōmen"，有 "膨胀、腹部" 的意思。例句：

I felt a sharp pain in my abdomen. 我感觉腹部剧痛。

The doctor examined his abdomen and found nothing unusual. 医生检查了他的腹部，没有发现异常。

He was shot in the abdomen and was rushed to the hospital. 他被枪击在腹部，急送到医院。