基本解釋亞磷酸同根派生 orthophosphorous acid相關(guān)詞英英字典柯林斯英英字典 a white or yellowish hygroscopic crystalline dibasic acid. Formula: H3PO3 (Also called phosphorous acid)orthophosphorous acid劍橋字典orthophosphorous acid柯林斯字典專業(yè)釋義經(jīng)濟學亞磷酸