prolong读音_例句
prolong 朗读
prolong
音标：prə'lɒŋ
prolong翻译
prolong双语用法和例句
相关单词
phonoangiography polypod permissive prometal postcard paramountship privatdozent petto plumicorn pilliwinks pregnenolone pluviograph peremptory pcweek pappi photocompose peritonaeum prosopyle pensione precious