髂骨

例句：

1. 1.He had to have his hip replaced after a fall.
   他在跌倒后不得不更换了髋关节。
2. 2. The doctor advised him to exercise regularly to maintain his health.
   医生建议他定期锻炼以保持健康。
3. 3. The patient was lying on the examination table with his pelvis and iliac bones exposed.
   病人躺在检查台上，暴露出他的骨盆和髂骨。