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ground zero

['graund'zɪ(ə)rəu]
一般 Explosionsort von Atomwaffen; Bodennullpunkt m; Nullpunkt Atomexplosion
核物理 Nullpunkt m
 英语 词库
ground zero ['graund'zɪ(ə)rəu]
军队, 后勤 The point on the surface of the earth at the centre of a planned or actual nuclear detonation. (FRA)