Osoi袭(姓,日本)OSabbr.操作系统=（Operating System）os integumentale皮质骨, 膜(成)骨os telethmoidale远筛骨osculating cubic密切三次曲线,密切挠曲线oscillating link振动键osmium tetroxide四氧化锇osculating helix密切螺旋线oscillating body振动体oscillating unit振荡单元Osmia pedicornisn.叉壁蜂os epibranchiale上鳃骨