Matroid
矩阵胚, 拟阵
🗣️ 情景例句
Well, before I go to college,
嗯，在我进大学之前，
That suit looks very good on you.
那件西装看起来很适合你。
John had very good day and put his wallet containing $3,000 into the microwave oven for safekeeping.
有一天约翰的生意很好，他把一只装有3，000 英镑的钱包放进微波炉内保存。