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单词
ˌground ˈzero
释义
ˌground ˈzero
NOUN
U
1
the point on the surface of the Earth directly above or below where a nuclear explosion has happened 核爆心投影点
2
a place at the centre of changes that are happening fast or violently 快速而剧烈变化的中心
Silicon Valley remains ground zero for the electronics industry.
硅谷仍是电子产业的发展中心。