Quadratic
a. 二次的\\nn. 二次方程式
🗣️ 情景例句
How are you getting on with your studies?
你功课情况如何？
Tinkering is so enjoyable.
修理东西令人快乐。
It has long been known that the hunting scenes depicted on walls were not simply a form of artistic expression.
大家早就知道，画在墙上的狩猎图景并不是单纯的艺术表现形式，