orthod灰土orthoadj.正色(性)的pref.正确；直；正；原orthostatism直立(体)位orthotyphoid[医] [正]伤寒Orthochromic正色的orthostomous直口的orthogeuesis直生现象ortho effect邻位效应ortho-axis正交轴Orthodontiumn.直齿藓属orthodentist正牙学家orthographicadj.正字法的；拼字正确的；垂直的；直角的；正射的=orthographical.