irradiate
verb- irradiate somebody/something
to expose somebody/something to radiation 使生辉；使焕发 - irradiate something (specialist)
to treat food with gamma radiation in order to preserve it 辐照（食物以放射线处理，以便贮存） - irradiate something (with something) (literary)
to make something look brighter and happier 使生辉；使焕发 faces irradiated with joy 一张张高兴得神采奕奕的面孔
Word Originlate 16th cent. (in the sense ‘emit rays, shine upon’): from Latin irradiat- ‘shone upon’, from the verb irradiare, from in- ‘upon’ + radiare ‘to shine’ (from radius ‘ray’).