Bivector
二重矢量, 二重向量, 平面量
🗣️ 情景例句
Most people I meet have some English ability, but the ones who work hard at it really stand out from the crowd.
我遇到的多数人都会点英语，但只有那些刻苦学习的人才鹤立鸡群，给我深刻印象。
What did he ask you?
他问你什么？
One night, however, our vicar work up with a start: the clock was striking the hours!
一天夜里，我们的牧师突然被惊醒了，大钟又在“打点”报时了！