防輻射 fángfúshè to protect against radiation Origin Definitions Defs Strokes Stroke Words Sentences Sents 防 fáng verb to guard against To take precautions against; to prevent or be on the lookout for something undesirable辐射 輻射 fúshè noun radiation radiation; to radiate or emit energy in the form of waves or particles, such as electromagnetic waves or radioactive decay.