coronae圆烛架, 光圈coronan.日冕；电晕；冠状物；飞檐的上部coronal section冠状面coronal CT scan冠状位计算机体层扫描corona borealis北冕座coronal activity星冕活动、日冕活动coronal red line日冕红线corona shielding电晕屏蔽corona quenching逆电晕corona of galaxy星系冕coronal incision冠状切口corona breakdown电晕击穿