Backbone routing
[计] 基干路径选择
🧩 词语组成解析
[计] 路由选择; 布线
🗣️ 情景例句
We had some good times together.
我们共渡许多美好时光。
He plays violin just for enjoyment.
他拉小提琴只是为了自娱自乐。
When a light passenger plane flew off course some time ago, it crashed in the mountains and its pilot was killed.
不久前，一架轻型客机偏离了航线，在山区坠毁，飞行员丧生。