intestinum rectum

• 直肠

intestinum rectum的用法和样例：

例句

1. Hard plastic enema tips can perforate the rectum.
   硬的塑料灌肠嘴会刺破直肠。
2. Then the lining is separated from the rectum's muscular wall.
   然后将直肠的肌壁与粘膜分离开。