Quadratic form
[计] 二次型, 二次形式
🧩 词语组成解析
a. 二次的\\nn. 二次方程式
🗣️ 情景例句
I'm sure I won't. I really appreciate all of your hospitality.
这点我相信。我真的很感激你的招待。
I'm so glad you could make it.
我很高兴赶上时间。
It seems that the further cats fall, the less they are likely to injure themselves.
看起来，猫跌落的距离越长，它们就越不会伤害自己。