OPNn.开OPabbr.观测点(=Observation post)opopanax myrrhtree卡塌夫没药oprational version[化] 使用方案Oplopanax horridus刺人参opical rain forest热带雨林ophthalmoendoscope眼内窥镜Ophiusa disjungensn.同安钮夜蛾Ophiopogon grandisn.大沿阶草ophthalmic placode视(基)板ophthalmometroscop检眼屈光镜Ophiorrhiziphyllonn.蛇根叶属