Corpus uteri

例句：

1. 1. The doctor performed a biopsy on the patient's uterus to diagnose the condition.
   医生对患者的子宫进行了活组织检查以诊断病情。
2. 2. After childbirth, the woman's uterus returns to its normal size and shape.
   分娩后，女性的子宫恢复到正常大小和形状。
3. 3. During pregnancy, the uterus enlarges to accommodate the growing fetus.
   怀孕期间，子宫会增大以容纳正在发育的胎儿。