Conicoid
n. 二次曲面
🗣️ 情景例句
I guess we'll have to exchange it, too.
我想我们还得去换一件。
You can use quarters, dimes and nickels.
你可以使用2角5分、1角和5分三种硬币。
The family lived in Aberdeen, a small town of 23,000 inhabitants in South Dakota.
这户人家住在南达科他州一个人口为23，000 的小镇上，镇名为阿拜丁。