Bivector
二重矢量, 二重向量, 平面量
🗣️ 情景例句
When you go to a new school it takes a while to know the ropes.
到一所学校读书要花一段时间熟悉情况。
Kindness is the sunshine of social life.
仁慈是社会生活中的阳光。
Look at those black clouds. It's going to rain.
看那成堆的乌云，要下雨啦！