irradiate
/ɪˈreɪdɪeɪt; ɪ`redɪˌet/ v
(fml 文)
1 [Tn, Tn.pr]
~ sth (with sth) send rays of light upon sth; subject sth to sunlight, ultraviolet rays or radioactivity 照耀某物; （用阳光、 紫外线或放射线）照射某物.
2 [Tn.pr esp passive 尤用於被动语态]
~ sth with sth (fig 比喻) light up or brighten sth 使某事物生辉; 焕发
faces irradiated with joy 闪露著喜悦之光的脸.