| 单词 | velocity |
| 释义 | velocity Symbol v. The rate of displacement of a body. It is the speed of a body in a specified direction. Velocity is thus a vector quantity, whereas speed is a scalar quantity |
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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。