pyramid

n. 角錐、金字塔

v. (使)成金字塔狀、(使)漸增、(使)上漲

學術名詞

• 角錐：物理學、電機工程、電力工程、礦物學、工程圖學
• 稜錐[體]：數學、計量學、高中數學、人體解剖學
• 錐體：比較解剖學、動物學、獸醫學
• 角錐[體]：數學、高中數學、人體解剖學
• 稜錐：電機工程、材料科學、電力工程
• 錐骨：動物學、獸醫學
• 金字塔：電子工程、土木工程
• 錐形：資訊、地質學

英文釋義

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 their holdings by using the rising market value of those holdings as margin for further purchases
3. enlarge one's holdings on an exchange on a continued rise by using paper profits as margin to buy additional amounts
4. use or deal in (as of stock or commercial transaction) in a pyramid deal