| 11. | A spasm is a spontaneous, abnormal contraction of a muscle. When it occurs in the back near the spinal cord or the nerve roots, it can be very painful. |
| 所谓背部痉挛是背部肌肉的突发非正常收缩。如果正好发生在脊椎或神经附近的话会非常痛苦。 |
|
|
| | |
| 12. | " Cramp： Painful, involuntary, sustained contraction of muscle in limbs or some internal organs. Causes may be neurological, reflex, or psychological." |
| 痛性痉挛:不随意性、持续性、疼痛性的肌肉挛缩。最常见于四肢，也可累及内脏器官，起因可能是神经性、习惯性或心理因素。 |
|
|
| | |