orientm荭草素orientn.东方；亚洲adj.东方的vt.使适应；使…朝向；定 ... 的方位Orientobilharzia东毕[吸虫]属oriented contour有向围道oriented texture定向结构oriented segment有向线段oriented subtrees有向子树oriented blasting定向爆破oriented ejection定向排列出料oriented filament取向丝oriented language有向语言oriented diameter引导孔孔径