Quadratic equation
[计] 二次方程
📖 牛津释义
quadratic equation
(algebra 代数) equation that uses the square (and no higher power) of an unknown quantity, egx2 + 2x
8 = 0 二次方程式（如x2 + 2x
8 = 0）.
🧩 词语组成解析
a. 二次的\\nn. 二次方程式
🗣️ 情景例句
No, we didn't leave anything in the room.
不是， 我们没有弄丢任何东西在房间里 。
If it doesn't rain tomorrow,I think I'll go shopping.
如果明天不下雨，我将去购物。
He was amused too, because he never expected the bicycle to be found.
但又感到非常好笑，因为他从未指望那辆自行车还能找到。