二氧化铀 Traditional form: 二氧化鈾 Pinyin (reading): èryǎnghuàyóu Definitions: brown oxidier uranium dioxide Characters: 二 - two; twice 氧 - oxygen 化 - to change, to convert, to reform; -ize 铀 - uranium Traditional characters: 二 - two; twice 氧 - oxygen 化 - to change, to convert, to reform; -ize 鈾 - uranium