Combinatorial mathematics
[计] 组合数学
🧩 词语组成解析
[计] 组合的
🗣️ 情景例句
It's not easy, but what is?
这不容易， 但什么事又容易了？
I should say you've caught a cold.
我看你感冒了。
Three factors have caused these fish to grow so large:
这些因素促使这些鱼可以长得如此巨大：