Conoidal
n. 劈锥曲面
🗣️ 情景例句
A real dilemma.
一个大伤脑筋的事。
We exchange products under almost all circumstances.
在各种情形下我们都可更换产品。
his very concepts of the true and the false will still have reference to his particular traditional customs.
人们关于真与伪的概念依然和特定的传统风俗有关。