N-COUNT

金字塔

例句

N-COUNT

角锥体；棱锥体

例句

N-COUNT

金字塔式结构（或组织、体系）

例句

n.

金字塔

棱锥(体), 角锥(体)

金字塔形的物体（或一堆东西）

金字塔式的组织（或系统）

Noun

1. a polyhedron having a polygonal base and triangular sides with a common vertex

2. (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

Verb

1. enlarge one's holdings on an exchange on a continued rise by using paper profits as margin to buy additional amounts

2. use or deal in (as of stock or commercial transaction) in a pyramid deal

3. arrange or build up as if on the base of a pyramid

4. increase rapidly and progressively step by step on a broad base