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
What's bugging you?
你正烦什么？
Pain is forgotten where gain follows.
好了伤疤忘了痛。
He made his way through the forest.
他设法穿过了森林。