pentoxide用法_例句
pentoxide 朗读
pentoxide
音标：pen'tɒksaɪd
pentoxide翻译
pentoxide双语用法和例句
相关单词
pisco pentahedron persimmon penumbral pachyosteomorph pupation preachify phlegethon perchromate parsec pinniped paramo provisionment pyrethroid presenility pherentasin protestantize phrenological penological piker