Ccis
办公室间公用信道信号传输
🗣️ 情景例句
It's still raining. I want to play tennis.
仍然在下雨。我想打网球。
A thousand friends are few, one enemy is too many.
朋友千人尚觉少，仇敌一人犹嫌多。
He did a lot of research and travelled around the USA looking for information about his ancestors.
他做了大量的研究，在美国跑了许多地方，了解有关祖先的情况。