| 单词 | operator |
| 释义 | operator contemporary operator mans a PBX console or perhaps a complex traffic service position system (TSPS) console. 2. A mathematical symbol or term that performs or describes an operation or process. Examples include multiplication, addition, and subtraction signs. |
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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。