原爆点 Traditional form: 原爆點 Pinyin (reading): yuánbàodiǎn Definitions: ground zero Characters: 原 - source, origin, beginning 爆 - crackle, pop; burst, explode 点 - dot, point, speck Traditional characters: 原 - source, origin, beginning 爆 - crackle, pop; burst, explode 點 - dot, point, speck