单词 | Aurora |
释义 | Aurora [ǝ`rȯr·ǝ] ASTRONOMY An asteroid with a diameter of about 132 miles (220 kilometers), mean distance from the sun of 3.153 astronomical units, and C-type surface composition. |
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。