Boolean matrix sum
[计] 布尔矩阵和
🧩 词语组成解析
Boolean
[['bu:liən]]
[计] 布尔的, 逻辑的, 布尔型
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
and some brushes and some paint.
刷子和油漆。
He will speak about the sales projections for the coming year.
他将谈谈未来一年的销售计划。
He gets out of the lift. Then he walks to a bus stop.
他走出电梯。然后步行到公共汽车站。