Ler
abbr. 标签边缘路由器（Label Edge Router）；线路误码率（Line Error Rate）
🗣️ 情景例句
I have been a poor student of foreign languages.
外语就学得不好。
It's a worthwhile cause.
这是值得为之奋斗的事业。
He and his staff began throwing furniture out of the window.
他与店员动手向窗外投掷