Bivector
二重矢量, 二重向量, 平面量
🗣️ 情景例句
He invests his money in the stock market, dreaming of huge profits.
他把钱投资在股市中， 梦想从中获暴利。
It's pleasure to meet you.
幸会，幸会。
Since the sea covers the greater part of the earth's surface,
既然海洋覆盖着地球的大部分表面，