基本解釋[物理學(xué)]實(shí)際地麪零點(diǎn)[軍事學(xué)]（核彈）實(shí)際爆心水麪投影點(diǎn)（核彈）實(shí)際爆心地麪投影點(diǎn)詞組短語(yǔ)短語(yǔ)actual l ground zero 實(shí)際地麪零點(diǎn)actual ground zero更多詞組專業(yè)釋義物理學(xué)實(shí)際地麪零點(diǎn)軍事學(xué)（核彈）實(shí)際爆心水麪投影點(diǎn)（核彈）實(shí)際爆心地麪投影點(diǎn)