Combinatoric
a. 【数学】组合学的
🗣️ 情景例句
The rainy season lasted until July.
雨季一直持续到7月。
Education begins a gentleman, conversation completes him.
人的教养始于教育，成于社交。
Thank you, Mum, for my party, and for my beautiful presents!
妈，谢谢你为我举办聚会，谢谢你送给我美丽的礼物！