Sum component
[计] 和数分量
🧩 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
Give it a try.
试试看。
If you don't aim high you will never hit high.
不立大志，难攀高峰。
Can't you see? They're boxes!
你没看到吗？是一些箱子。