| 单词 | actinic ray |
| 释义 | actinic raynoun Physics.a ray of light of short wavelengths, as ultraviolet or violet, that produces photochemical effects. Origin of actinic rayFirst recorded in 1835–45 Words nearby actinic rayactinic cheilitis, actinic dermatitis, actinic elastosis, actinic granuloma, actinic keratosis, actinic ray, actinide, actinide series, actiniform, actinin, actinism Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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