degenerative diseases such as arthritis诸如关节炎之类的变性病Parkinson s disease ( PD ) is a degenerative disorder characterized by a loss of midbrain dopamine ( DA ) neurons.帕金森病 ( PD ) 是一种以中脑多巴胺神经元丢失为特征的 中枢神经 系统退行性疾病....degenerat...
"Can you walk all right?" the nurse asked him.“你走路有困难吗？”护士问他。We're going to go home and nurse our colds.我们打算回家调养感冒。She volunteered as a nurse in a soldiers' rest-home.她自告奋勇到士兵疗养院当护士。...