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
How much do I owe you?
我应付你多少钱？
I'm tired of going to school day after day.
我厌倦每天上学。
No! Look at these holes.
不能了！看看这些洞。