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
Right here.
就在这 。
They who cannot do as they would,must do as they can.
不能如愿而行，也须尽力而为。
In a heat wave we choose a midnight birthday party and that is the most exciting of all.
天气炎热时，我们便选择在半夜举办生日聚会，这种聚会是最令人激动的。