Matroid
矩阵胚, 拟阵
🗣️ 情景例句
What would you say is the most popular sport in your country, Mr. Lu?
陆先生，你们国家什么运动最流行？
I presume that this is your final answer.
我认为这就是你最后的答复。
Usually we get on very well with each other.
通常我们相处得很好。