剩余辐射 shèngyúfúshè residual radiation Origin Definitions Defs Strokes Stroke Words Sentences Sents 剩余 剩餘 shèngyú noun surplus an amount or quantity remaining after needs have been satisfied; remainder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.