soft bone

例句：

1. 1. She was hurt in the accident and had a soft bone.
   她在事故中受伤，有一块柔软的骨头。
2. 2.The doctor advised him to take care of his soft bones.
   医生建议他要好好照顾他的柔软骨骼。
3. 3.The old lady's soft bones were showing signs of wear.
   那位老太太的柔软骨头显示出磨损的迹象。