Quadratic function
[计] 二次函数
🧩 词语组成解析
a. 二次的\\nn. 二次方程式
🗣️ 情景例句
Now I can help diaper him.
我现在可以帮他换尿布了。
The doctor said it's just a litter heat rash, There's nothing to worry about.
医生说只是出疹子，不需要担心。
Invariably the background was the same: dirt and poverty, and very uncomfortable.
肮脏、贫穷，极其不舒适。