effulgent
🇺🇸
/ɪˈfʌldʒənt/
🇬🇧
/ɪˈfʌldʒənt/
very bright or shining
The room was filled with effulgent light.
房间里充满了灿烂的光芒。
looking very happy, or very good
He greeted her with an effulgent smile.
他用灿烂的微笑迎接了她。