Idemfactor
n. [数]幂等矩阵, 等幂矩阵
🗣️ 情景例句
My account number is ...
我户头号码是…
I want to make a local call.
我要打个市内电话。
It was usually very quiet, and he could see the park from his window.
那儿通常很安静，从他的窗户他可以看见公园。