单词：pyramid
v. (使)成金字塔状, (使)渐增, (使)上涨
n. (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
n. a massive monument with a square base and four triangular sides; begun by Cheops around 2700 BC as royal tombs in ancient Egypt
v. enlarge one's holdings on an exchange on a continued rise by using paper profits as margin to buy additional amounts
考试类型：[高考/考研/托福]
pyramid的用法和样例：
例句
- Egypt is famous for its grand pyramid.埃及以巨大的金字塔闻名。
- Lagrange is the lofty pyramid of mathematical sciences.拉格朗日是数学科学中高耸的金字塔。
- A pyramid provides a useful conceptual model for organizing scientific knowledge.金字塔给科学知识的组织提供了一个有用的概念性模型。
词汇搭配
- pyramid selling〈经〉宝塔式销售...
- hexagonal pyramid六棱锥
- food pyramid食物金字塔
- earth pyramid土柱
- double pyramid对顶棱锥
- tetragonal pyramid正方锥
- truncated pyramid截棱锥,斜截棱锥...
- rhombic pyramid斜方锥
- population pyramid种群锥体
- regular pyramid正棱锥
- pyramid antenna角锥形天线
- pyramid hardness角锤硬度
- biomass pyramid生物量金字塔,生物量...
- square pyramid正方棱锥
- pyramid carry锥形进位
- pyramid cut角锥形掏槽,角锥钻眼...
- energy pyramid能量金字塔
- inverted pyramid倒金字塔(写作结构)...
经典引文
For the mummy of the king..the pyramid had been piled up.
出自：E. H. GombrichA man in his forties was to me as old as the pyramids.
出自：G. GreeneCanned goods are piled in mountains, the champagne and wine..are pyramided.
出自：J. Steinbeck
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