Commutative matrix
[计] 可交换矩阵
🧩 词语组成解析
a. 交替的, 交换的\\n[法] 交换的, 代替的, 互相的
🗣️ 情景例句
What? Who?
什么 ，是谁？
In the multitude of counsellors there is safety.
谋士多，保安全。
After that she helped her parents. She quickly cooked the supper, and cleaned the house.
之后她给父母帮忙。她很快煮好了晚餐，并把房子打扫干净。