obturation读音_例句
obturation 朗读
obturation
音标：ɒbtjʊ'reɪʃən
obturation翻译
obturation双语用法和例句
相关单词
oversweet oncogenic offcast often outgush orthopteran oxo oregon ornithoid oversleeue opponens oophorectomize oxbridge outperform offwhite onrush obloquy overpassed overcoat okra