| 单词 | radio-quietness |
| 释义 | Definition of radio-quietness in English:radio-quietnessnoun Astronomy
Origin1970s; earliest use found in Dennis Sciama (1926–1999), cosmologist. Definition of radio-quietness in US English:radio-quietnessnoun Astronomy
Origin1970s; earliest use found in Dennis Sciama (1926–1999), cosmologist. |
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