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Keystone

['ki:stəun] n
geol. 地名，美国衣阿华 、内布拉斯州等诸州基斯通
keystone ['ki:stəun] n
gen. 主〔要〕旨; 梯形失真; 梯形畸变; 拱心〔顶〕石; 冠石
agric., water.suppl. 枢石
archit. 拱顶嵌缝石
auto. 梯楔形; 块形
baseb. 二垒
econ. 基本原理; 加倍定价
el. 楔形畸变
energ.ind. 楔子
eng.geol. 填缝石; 拱心石
hydroel.st. ★ 拱顶石; 顶石
jewl. 短的梯形钻
journ. 基本原则
scient. 基础
sport. 要旨; 根本原理
steel. 楔石
tech. 用拱顶石支承; 拱冠石; 嵌缝石; 锁砖; 塞缝石; 一种用于新水泥工程的油漆; 锁石; 嵌缝骨料; 嵌缝碎石
telecom. 关键; 主旨; 梯形失真
Keystone
: 84 phrases in 28 subjects
Air defense1
Architecture1
Automobiles11
Baseball4
Bridge construction2
Company name1
Earth sciences1
Ecology1
Economics2
Electronics1
Environment1
General1
Geology1
Hydroelectric power stations1
Information technology1
Jewelry5
Mechanics1
Metallurgy3
Multimedia1
Oil / petroleum6
Plastic surgery1
Project management3
Sealing3
Shipbuilding1
Space1
Superconductivity1
Technology27
Telecommunications1

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