Combinatorics
n. 组合学,组合数学
🗣️ 情景例句
We have a new artist.
我们找来了一位新的美工人员。
A candle lights others and consumes itself.
蜡烛焚自身，光亮照别人。
Over a hundred people must have been driven away from their homes by the noise.
有100多人肯定是被噪音逼得已经弃家远去，