Combinatorics
n. 组合学,组合数学
🗣️ 情景例句
I wish Robbie and Alexandra had come to this meeting.
我真希望Robbie和Alexandra已经来参加开会。
Have you drunk any fruit juice.
你喝过果汁吗？
Han Meimei likes bananas a lot.
韩梅梅喜欢吃香蕉。