radiantKK [ˋreˏdiənt] /ˈɹeɪˌdiənt/發音形容詞1容光煥發的、洋溢喜悅的、神采飛揚的She looked radiant on the morning of her wedding.婚禮當天早上,她看起來容光煥發。2燦爛的、洋溢的He greeted every customer with a radiant smile.他以燦爛的笑容迎接每一位顧客。3發光的、明亮的、光燦的The radiant moon lit up the whole valley.明亮的月光照亮了整座山谷。4輻射的物理The stove gives off radiant heat rather than warming the air.這種暖爐是靠輻射熱取暖,而不是加熱空氣。