Bivector
二重矢量, 二重向量, 平面量
🗣️ 情景例句
So how has life changed since you left the army?
你离开军队后，生活过得如何？
There is nothing which has not been bitter before being ripe.
事情在成功前没有不艰苦的。
Not at all.
不用谢。