| 单词 | exchange |
| 释义 | exchange 1. A central office exchange (CO or COE) of the public switched telephone network (PSTN) and all of the equipment contained therein for the purpose of interconnecting (i.e., exchanging 74570c05.qxd 9/11/07 12:20 PM Page 176 |
| 随便看 |
|
科学参考收录了5291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。