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[今日口语] We will do as best as we can.

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pyramid

英['pirəmid]美['pirəmid]

n.[C]
1.（古埃及的）金字塔
2.【几何】椎体；棱锥体
3.金字塔形的物体（或一堆东西）
4.金字塔式的组织（或系统）

形容词：pyramidal

同：	[n.] great pyramid, pyramids of egypt

The Great Pyramid is the biggest of all.
大金字塔是其中最大的一座。收藏
frustum of rectangular pyramid
四棱体收藏
The Great Pyramid is over 450 feet high today, and it was once higher.
今天我们看到的大金字塔有450多英尺高，过去还要高一些。收藏
Families at the Base of a socioeconomic pyramid
位于社会经济结构底部的家庭收藏
"Pyramid Rover"" crawled about 65 metres up a 20 by 20cm tunnel before drilling a hole in a stone door."
"金字塔漫游者""沿着宽、高均为20厘米的通道上行65米后,被一扇石门阻挡,无法继续前行。"收藏

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名词解释：

a polyhedron having a polygonal base and triangular sides with a common vertex
(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

动词解释：

enlarge one's holdings on an exchange on a continued rise by using paper profits as margin to buy additional amounts
use or deal in (as of stock or commercial transaction) in a pyramid deal

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