放射性落下灰 fàngshèxìngluòxiàhuī radioactive fallout Definitions Defs Origin Strokes Stroke Words Sentences Sents 放射性落下灰 fàngshèxìngluòxiàhuī radioactive fallout radioactive fallout; radioactive dust that falls to the ground after a nuclear explosion
放射性落下灰 fàngshèxìngluòxiàhuī radioactive fallout radioactive fallout; radioactive dust that falls to the ground after a nuclear explosion
