“long distance telephone exchange”的概念、定义、翻译、参考文献-科学参考

单词	long distance telephone exchange
释义	long distance telephone exchange 长途电话局
随便看	echopraxia echopraxis echo pulse echo ranger echoranging echo ranging echo ranging apparatus echo ranging sonar echo-ranging system echo recognition echo reset echo-resonator echo sampler echo satellite echoscope echo sign echo-sign echo signal echo signals echosonogram echo sonoscope echo-sounder echo sounder echo sounding echosounding

科学参考收录了1248194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。