Idemfactor
n. [数]幂等矩阵, 等幂矩阵
🗣️ 情景例句
Here it is.
在这儿。
One chick keeps a hen busy.
一只小鸡已够母鸡辛忙。
Only one or two people have objected that the students will drive too fast!
只有一两个人提出反对意见，说学生们会把车开得太快！