(常作
用射线照射。
expose (food) to gamma rays to kill micro-organisms
用伽马射线处理(食物)以杀死微生物。
illuminate (something) by or as if by shining light on it
照耀,照亮
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sunlight streamed down through stained glass, irradiating the faces of family and friends .阳光穿过彩色玻璃照了进来,使家人和朋友的脸容光焕发。
"late 16th cent. (in the sense ‘emit rays, shine upon’): from Latin