| 单词 | ball lightning |
| 释义 | ball lightning A white or reddish luminous sphere, about 50 cm in diameter, that sometimes appears at ground level in a thunderstorm. Ball lightning is slow moving and usually disappears without detonation. See also lightning |
| 随便看 |
|
物理辞典收录了3346条物理词条，基本涵盖了常用物理知识及物理英语单词词组的翻译及用法，是物理学习的有利工具。