CIRM=Celestia Infra-Red Mapper 天体红外测绘仪CIRabbr.圆圈(=circle)abbr.电路；圈(=circuit)abbr.圆周；周长(=circumference)Cirsium japonicum[医] 蓟, 大蓟Cirsiurn segeturn小蓟ciraumflex artery旋动脉cirrhotic pattern肝硬变图像cirsoid ventricle脑室曲张样动脉瘤cirumstellar line拱星谱线Cirsium sieversiin.附片蓟Cirsium esculentumn.莲座蓟Cirsium shansiensen.牛口刺cireuit efficiency回路效率