spasmology

例句：

1. 1.The spastic child was unable to walk independently.
   这个痉挛的孩子无法独立行走。
2. 2. The spastic muscles in the leg are causing him discomfort.
   腿部的痉挛肌肉使他感到不适。
3. 3.The spasticity in his legs is a result of a recent stroke.
   他的腿痉挛是最近一次中风的结果。