OPRn.光学页面阅读器
OPabbr.观测点(=Observation post)
Ophiocephalusargus乌鳢
ophiopogonis tuber麦(门)冬(根)
ophthalmoiconomete眼影像计
ophthalmic glasses眼镜片
Ophiodaphneformatan.挎雄蛇尾
Ophiodon elongatus蛇齿单线鱼
ophthalmopathic Ig眼病性免疫球蛋白
Opithandra cinerean.灰叶后蕊苣苔
Ophiorrhiza rugosan.匍地蛇根草
ophthalmia externa外眼肌麻痹