Quadratic
a. 二次的\\nn. 二次方程式
🗣️ 情景例句
A great-grandchild. A great-grandson.
一个曾孙。 一个曾孙。
I will go out with him is he asks me.
我会和他出去，假如他要求我的话。
Get him his change! It's easy to say, sir; but look at the bill yourself.
给他找钱！先生，说的倒轻巧，您自己来看看这张票子吧。