Ccis
办公室间公用信道信号传输
🗣️ 情景例句
All the employees in the office eat fast food for lunch.
办公室里的职员中午都是吃快餐的。
The worst misfortunes are these that never hzppen.
最大的不幸是害怕不会发生的不幸。
Since that time, racing drivers have reached speeds over 600 miles an hour.
从那时以来，赛车选手已达到每小时600英里的速度。