Combinatorial mathematics
[计] 组合数学
🧩 词语组成解析
[计] 组合的
🗣️ 情景例句
Robbie, I want you to meet
Robbie，我要你见过
This part of the country is very mountainous.
国家的这部分有很多的山。
No one can avoid being influenced by advertisements.
没有人能避免受广告的影响。