proportional翻译_音标
proportional 朗读
proportional
音标：prə'pɔːʃənəl
proportional翻译
proportional双语用法和例句
相关单词
peasant protectorship palau persecutor pickaninny popcorn photronic pottage primitivism presbycusis planosol predikant paranoiac pareu punctulate poriferan philopena petasos pentomino potman