Astronomy. A region of space within which the gravitational field is so strong that no matter or radiation can escape, except perhaps by…
| 单词 | θ855 |
| 释义 | the world > the universe > star > kind of star > black hole > [noun] (9) black hole1964 Astronomy. A region of space within which the gravitational field is so strong that no matter or radiation can escape, except perhaps by… Schwarzschild black hole1971 Physics. Denoting concepts arising out of the exact solution of Einstein's field equations described by Schwarzschild soon after the publication… Subcategories:— boundary of (4) — surrounding region from which energy can escape (1) — naked singularity (1) — mechanism whereby energy can escape (1) |
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