Idemfactor
n. [数]幂等矩阵, 等幂矩阵
🗣️ 情景例句
He's the editor of the Riverdale paper.
他是Riverdale报的编辑。
If the customer requests a carrier other than truck, he must bear the additional charge.
如果顾客坚持用卡车以外的运输工具，就必须负担额外费用。
They invariably lie nearby and are always available for an informal chat or an evening's entertainment.
因为他们都住在附近，你随时可以同他们聊天或在晚上一起娱乐。