1. It is the result of damage to myelin, the protective coating on nerve fibers of the central nervous system. 髓磷脂是包裹在中枢神经系统神经纤维上的保护层，因其受损而导致该疾病。
2. Of course, underdeveloped or withered myelin could be a result of poor signaling among neurons, not necessarily a cause. 髓鞘发育不全或萎缩，当然也可能是神经元间沟通不良的结果，不一定是原因。
3. Such findings strongly suggest that experience influences myelin formation and that the resulting myelin supports learning and improvement of skills. 这些发现明显指出，经验会影响髓鞘的形成，而髓鞘可以支持学习与技巧的改善。
英英解释
n.
1. a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers
