Sideways sum
[计] 数位迭加和
🧩 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 happened?
怎么了？
The devil is not so black as he is painted.
魔鬼不像所描绘的那么黑。
Oh? Is there some trouble?
哦，有什么问题吗？