| 单词 | extinction |
| 释义 | extinction n. 1. the act of making extinct; the state of being or process of becoming extinct. 2. the act of extinguishing; the state of being extinguished. 3. total destruction or annihilation. 4. the wiping out of a debt. 5. Physics a reduction in the intensity of radiation by absorption, scattering, etc. Derivatives extinctive adj. Etymology: L extinctio (as EXTINCT) |
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