# ปิระมิด
## Noun (N)
### Sense: (stock market) a series of transactions in which the speculator increases his holdings by using the rising market value of those holdings as margin for further purchases
- 金字塔现象
### Sense: a polyhedron having a polygonal base and triangular sides with a common vertex
- 棱锥
- 棱锥体
- 角锥
- 角锥体
- 角锥形
- 角锥状物