He's taking a dangerous drug: it acts very fast on the central nervous system.

他在使用一种危险的药物——这种药物很快作用于中枢神经系统。

Its effects on the nervous system include weakness, paralysis, and tingling in the hands and feet.

它对神经系统的影响包括虚弱、麻痹和手脚的略微刺痛感。

So it is possible that the symptoms will not finally go until your nervous system is in a better state.

可能这些症状不会彻底消失，除非你的神经系统有所改善。

Toning down a jumpy sympathetic nervous system will encourage a balanced sleep/wake cycle in perimenopausal women.

缓和跳跃的交感神经系统将促进更年期妇女睡眠/唤醒周期的平衡。

Even when a limb has been severed or cut off from the nervous system, the nerves that once serviced it remains alive and well.

即使当四肢被截断或者其与神经系统失去了联系，曾经可以感受截肢存在的神经仍旧是正常工作的。