Erle
abbr. echo return loss enhancement 回波回程损耗增量<补偿与未补偿回波信号功率之比>
🗣️ 情景例句
Is smoking allowed on the train?
火车上允许吸烟吗？
Have you send him any pencils?
你送他铅笔吗？
You can say that again.
说的是。