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event horizon
- a notional boundary around a black hole beyond which no light or other radiation can escape.;a point of no return
noun: event horizon, plural noun: event horizons
- 釋義
名詞
- 1. a notional boundary around a black hole beyond which no light or other radiation can escape.
- ▪ a point of no return we're nearing the event horizon of the presidential election
- 更多解釋
- IPA[əˈvent]
- a theoretical boundary around a black hole beyond which no light or other radiation can escape.
Oxford American Dictionary