资料来源 : pyDict

辉煌地;清朗地

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Radiantly \Ra"di*ant*ly\, adv.
   In a radiant manner; with glittering splendor.

资料来源 : WordNet®

radiantly
     adv : in a radiant manner; "the bride smiled radiantly"