- the surface around a black hole enclosing the space from which electromagnetic radiation cannot escape due to gravitational attraction. For a non-rotating black hole, the radius is proportional to the mass of the black hole
| 单词 | event horizon |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 event′ hori′zon, [Astron.]
Collins Concise English Dictionary © HarperCollins Publishers:: event horizon n
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