| 单词 | subscriber trunk |
| 释义 | subscriber trunk dialling (abbr 缩写 STD) system of making long distance calls in which the calleris automatically connected (instead of using an operator)用户长途电话直拨系统. |

英汉双解词典包含38652条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。
相关内容:
| 单词 | subscriber trunk |
| 释义 | subscriber trunk dialling (abbr 缩写 STD) system of making long distance calls in which the calleris automatically connected (instead of using an operator)用户长途电话直拨系统. |

英汉双解词典包含38652条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。