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
In any case, you should prepare for the worst.
无论如何你要做好最坏的打算。
Will anyone be able to fill her shoes now that she's left the company?
既然她已经离开了公司，有人能接替她的位置吗？
Which would you like, a cup of tea or a glass of milk?
你想来点什么，一杯茶还是一杯牛奶？