人们错误地认为他们碰到的问题要比他们前辈碰到的问题更复杂、更具挑战性。
People are mistaken when they assume that the problems they confront a re more complex and challenging than the problems faced by their predecessors.
这是个更疯狂、更具挑战性的环境。
由于四脑室的室管膜下瘤更容易出现钙化，增强扫描多有强化，其诊断更具有挑战性。
Because fourth ventricular subependymomas can have calcification and contrast enhancement more typical of ependymomas, diagnostic imaging is more challenging.
应用推荐