optimism  朗读 optimism

音标：ɒptɪmɪzəm

optimism翻译

optimism双语用法和例句

相关单词

oncogenous obnoxious ogbomosho oakmoss ordinarily outing oxyphile octoploid occipita ootheca overdesign octopus ostracon outstate odometer outdid ordonnance outspend occultist onyx

中文词源

英文词源