基本解释动脉瘤同根派生 英汉例句Keywords Aneurysma;subarachnoid hemorrhage;Symptomatic cerebrovascular spasms;Treatment;Hypercoagulability state; 动脉瘤;蛛网膜下腔出血;症状性脑血管痉挛;治疗;高凝状态;aneurysma spurium 假性动脉瘤