放射防护 fàngshèfánghù radiological protection Definitions Defs Origin Strokes Stroke Words Sentences Sents 放射 fàngshè noun to radiate To emit rays of light or energy from a central point outward; also used to describe radioactivity.防护 防護 fánghù nounadjective to protect To take precautions to defend or shelter something from harm; protective