| 单词 | 星等 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔Hertzsprung-Russell diagram〕A graph of the absolute magnitude of stars plotted against their surface temperature or color, used in the study of stellar evolution.赫罗图：一幅标明星球表面温度或颜色的绝对星等图，用于星球演化研究美国传统〔lander〕A space vehicle designed to land on a celestial body, such as the moon or a planet.着陆器：一种用于在诸如月亮或行星等天体上着陆的空间机械器具美国传统〔magnitude〕The star varies in brightness by about three magnitudes.星体的亮度大约分三个星等。牛津高阶The sun, moon, stars, etc. are celestial bodies. 太阳、月亮、星星等都是天体。译典通 |
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