Conicalness
圆锥形
🗣️ 情景例句
Well, in 1919.
是的，在1919年。
Laugh at your ills, And save doctors' bills.
生病不忧虑，节省医药费。
I know! smiled Lucy. They have steps, and they begin with L!
“我知道！”露茜笑着说，“它们有阶梯，并且这个单词是以L开头的！”