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
Oh, I remember this picture.
噢 我还记得这张照片。
I'm sorry. I meant to ask you.
对不起。我本想问你的。
Oh, dear! said Miss Yang. Are you sure you've lost it?
“哎呀！”杨小姐说，“你肯定你弄丢了？”