单词 | dwarf star |
释义 | dwarf star [¦dwȯrf `stär] ASTRONOMY A star that typically has surface temperature of 5730 K, radius of 428,000 miles (690,000 kilometers), mass of 2 × 1033 grams, and luminosity of 4 × 1033 ergs per second. Also known as main sequence star. |
随便看 |
|
科学参考收录了103327条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。