Vector sum
[计] 向量和
🧩 词语组成解析
sum
[sʌm]
n. 总数;算术;金额;概略，要点;
vt.& vi. 总计;总结，概括;归纳;
🗣️ 情景例句
Well, vitamins or no vitamins, I enjoy walking in the sunshine. Let's go.
我不在乎有没有维生素，我喜欢在阳光下散步。走吧。
It's bleeding.You'd better go see a doctor about that cut.
它正在流血. 你最好为那个刀口去看医生。
This work itself is very easy.
这件工作本身很容易。