cyrtocone

例句：

1. 1.The cyrtocone is a unique shape that can be used for various purposes.
   这种圆锥形的形状可以用于各种目的。
2. 2.The cyrtocone is a popular choice for outdoor activities such as hiking and camping.
   这种圆锥形的物品是户外活动如徒步和露营的热门选择。
3. 3.The cyrtocone is often used in architecture to create a sense of balance and harmony.
   这种圆锥形的物品常被用于建筑中，以创造平衡和谐的感觉。