Ray
A part of a line with a start point but no end point (it goes to infinity)
Try moving points "A" and "B":
| 单词 | ray |
| 释义 | RayA part of a line with a start point but no end point (it goes to infinity) Try moving points "A" and "B": |
| 随便看 |
数学辞典收录了1200条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。