OPNn.开OPabbr.观测点(=Observation post)Ophiuros exaltatusn.蛇尾草Opadometafastigatan.举腹随蛛ophthalmic myiasis眼蝇蛆病Ophiolitic mrlange花岗闪长岩Ophiorrhiza rariorn.毛果蛇根草ophthalmochirurgia眼科手术学ophthalmotopometry[医] 眼转动测量法Ophthalmic symptom眼征Ophictretagratiosan.美孔蛇尾op-posite parity相反奇偶性