He came to a halt at a crossroads fifty yards further on.他在往前50码远的十字路口停了下来。He's at a crossroads in his career — either he stays in his current job and waits for promotion, or he accepts this new post in Brazil.他的事业正...
突出的椎间盘是怎样影响脊髓的?How does a ruptured disk affect the spinal cord?目的研究大鼠前庭神经核群向脊髓的投射纤维特征.Objective To investigate the projection from the vestibular nuclei to the spinal cord.脊髓神经鞘瘤的发病位置可位于脊髓的任何节段,并且最常见于硬膜内.Spinal schwannom...