Meaning of yú:
yú
瑜
Noun
excellence; luster of gems
Tā de biǎoyǎn chōngmǎnle wánměi hé yú.
他的表演充满了完美和瑜。
His performance was full of perfection and excellence.
Tā de yù zhuó fāchū lìng rén jīngtàn de guāng yú.
她的玉镯发出令人惊叹的光瑜。
Her jade bracelet emitted an astonishing luster.