| 释义 | pyramides 英'pɪrəmɪdz美'pɪrəmɪdz BNC²³⁶²¹³⁺¹ 基本英英
 n.锥体¹⁰⁰原型pyramide的三单
 动词 pyramid:
 enlarge one's holdings on an exchange on a continued rise by using paper profits as margin to buy additional amountsuse or deal in as of stock or commercial transaction in a pyramid dealarrange or build up as if on the base of a pyramidincrease rapidly and progressively step by step on a broad base
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