许多天然纤维在需氧菌的侵袭下则迅速腐坏.Many natural fibers decay rapidly when exposed to aerobic cultures.心脏手术后病人血及其引流血经需氧菌及厌氧菌培养均阴性.Fostering of aerobe and anaerobe before and after root canal sterilization with microwave.在抵抗 革兰 氏阳性球菌 、 革...
病情缓解6年后，癌症又复发了。After six years of remission, cancer reappeared.癌症可能在多年之后复发。The cancer may re-emerge years later.多种令人情绪紧张的事情都可能引起旧病复发.A wide range of emotionally stressful events may trigger a relapse....