Ler
abbr. 标签边缘路由器（Label Edge Router）；线路误码率（Line Error Rate）
🗣️ 情景例句
Sure. Where are you going?
当然。您要去哪里？
Experience is the best teacher.
经验是良师。
Yes. I went to bed too late last night.
是的。我昨晚睡得太晚。