idempotency
美
英 
例句
The idea behind idempotency is merely that the change involved should not be a direct effect of the GET request itself.
所谓等幂,就是指所涉及的修改不应该直接影响GET请求本身。
All you lose in flushing the cache is a little server load and some bandwidth; it does not violate underlying idempotency.
刷新缓存时会损失一些服务器加载数据和一些带宽;这并不违背基本的等幂性。