Quadric
a. 二次的\\nn. 二次曲面
🗣️ 情景例句
You've got the facts wrong.
你把事实搞错了。
I'd like to point out that your original price exceeded the market price already. We cannot accept it.
我想指出提你方原始价格已经超出市场价格。我们不能接受。
There are eighteen floors in the building, and he lives on the fifteenth floor.
这幢大楼有18层。他住在第15层。