Operator matrix
[计] 算子矩阵
🧩 词语组成解析
🗣️ 情景例句
We've known each other since we were children.
我们从小就认识。
I was thirty on my last birthday.
我在我最后一个生日时30了。
Oh, a lot of different things! One machine helps them to put rice in bags.
能做好多不同的事情呢！比如能帮助农民把大米装袋等。