persistent gas持久性毒气
persistentadj.坚持的;连续的;固执的
Persistent convolutions of aortic arch主动脉弓持续卷曲
persistent primitive hypoglossal artery残留性原始舌下动脉
Persistent left posterior cardinal vein左后主静脉续存
persistent anomalous muscle connections永久性异常肌肉连接
persistently ask for overdue payment.持久地寻找逾期贷款。
Persistent occipital posterior position持续性枕后位
persistent base-line fungal infection持续性基线期真菌感染
persistent hyperplastic primary vitreous持续增生性原始玻璃体
persistent common atrioventricular canal房室总管存留, 房室共道永存