pseudoachondroplasia

例句：

1. 1. The child's skeletal development is significantly delayed due to this condition.
   由于这种状况，孩子的骨骼发育明显延迟。
2. 2. The medical team has been studying the genetic causes of this rare disorder for years.
   医学团队多年来一直在研究这种罕见病症的遗传原因。
3. 3. The affected individuals often exhibit a combination of short stature and abnormal joint mobility.
   受影响的人往往表现出矮小和关节活动异常的组合。