Logical sum
[计] 逻辑和
🧩 词语组成解析
logical
['lɔdʒikəl]
adj. 逻辑（上）的;符合逻辑的;推理正确的;合乎常理的;
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
We would adopt payment by instalments for our present practice,
这次交易我们将采取分期付款方式，
I'd like something light, please.
请给我一点清淡的东西吃。
No, they aren't.
不，不是。