Quadratics
n. [数]二次方程式论
🗣️ 情景例句
I want to thank you for placing such a big order with us. You won't be disappointed.
谢谢你下了这么大的订单，你一定不会失望的。
He is speaking on another phone.
他正在接听别的电话。
Sue accused me for being selfish.
苏指责我太自私。