adj.精力不足的；脑力衰弱的
Intracranial aneur ysm is a disease which can seriously do harm to human health.The laws of its ge nesis, developments and outcomes are still unclear. 颅内动脉瘤是一种严重危害人类生命安全的疾病,其发生、发展和转归的规律仍未完全明确。
