prolongation用法_例句
prolongation 朗读
prolongation
音标：prəʊlɒŋ'ɡeɪʃən
prolongation翻译
prolongation双语用法和例句
相关单词
paragrapher postemergence pampered procaine prefatory porphyrogenite poseuse presswork peremptorily paynim plaything ptilosis puss patroclinal perithecium peregrin pupilage photosensitivity pointing panencephalitis