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
and here I am with
如今我却和
How many pieces are you going to take?
你要拿几支？
Is this shirt Tim's?
这件衬衫是蒂姆的吗？