| 单词 | aberration |
| 释义 | aberration n. 1. a departure from what is normal or accepted or regarded as right. 2. a moral or mental lapse. 3. Biol. deviation from a normal type. 4. Optics the failure of rays to converge at one focus because of a defect in a lens or mirror. 5. Astron. the apparent displacement of a celestial body, meteor, etc., caused by the observer's velocity. Etymology: L aberratio (as ABERRANT) |
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