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
I got it!
我知道了。
I have a dog, but it's very quiet.
我有一只狗，不过它很安静。
He uses a lift to go up and down.
他乘电梯上上下下。