Idempotence
n. [数]幂等性
🗣️ 情景例句
Most of the building in this town are rather unattractive, but this church is an exception.
这个城市中大部分建筑都不太好看，但这座教堂是个例外。
Why am I always expected to pay the bills?
为什么老是由我来付账呢？
There are many different varieties of bee.
有很多不同种类的蜂。