Idempotence
n. [数]幂等性
🗣️ 情景例句
We have to maintain communication to understand each other.
必须保持交流以求相互理解。
I said, Is there anything I can do?
我是说:我能为你做点什么吗？"
When the balloon was over the station, the pilot saw one of the men taking photographs.
当气球飞临基地上空时，飞行员看见有一个人在拍照。