| 单词 | masers |
| 释义 | maser or MASER /māˈzər/nounA device used to amplify long-range radar and radio astronomy signals (very small when not amplified) while generating little unwanted noise within itself ORIGIN: Microwave amplification by stimulated emission of radiation mase intransitive verb (back-formation) to act as a maser by generating and amplifying microwaves |
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