| 单词 | H-R diagram |
| 释义 | Definition of H-R diagram in English:H-R diagramnoun eɪtʃˈaː ˌdʌɪəɡram Astronomy
Origin1930s. From the initial letters of Hertzsprung–Russell + diagram, as shortened form of Hertzsprung–Russell diagram. Definition of H-R diagram in US English:H-R diagramnouneɪtʃˈaː ˌdʌɪəɡram Astronomy
Origin1930s. From the initial letters of Hertzsprung–Russell + diagram, as shortened form of Hertzsprung–Russell diagram. |
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