Underdeterminant
子行列式
🗣️ 情景例句
Hello, I'm honored to make your acquaintance.
你好， 认识你是我的荣幸。
Would you please tell Mr. Cooper that I'm here.
请您告诉库珀先生我在这里。
Most of Debbie's school friends will be waiting for her on the English coast.
黛比的大部分同学将在英国海岸等候她。