基本解釋adj.正色(性)的pref.正確；直；正；原同根派生 ortho相關(guān)詞英漢例句用作前綴 (pref.)Phosphoric acid produced by the wet process is in the ortho form.用溼法生産的磷酸呈正磷酸狀態(tài)。ortho更多例句