| 单词 | two-color diagram |
| 释义 | two-color diagramtwo-color diagramA plot of the color indices B –V against U –B . Stars of different luminosity classes (see spectral types) lie on slightly different curves. |
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英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。