substructure
英 [ˈsʌbstrʌktʃə(r)]
美 [ˈsʌbstrʌktʃər]
n. 基础; 下部结构; 下层建筑
BNC.35332 / COCA.34207
牛津词典
noun
- 基础;下部结构;下层建筑
a base or structure that is below another structure and that supports it- a substructure of timber piles
木桩下部结构 - the substructure of national culture
民族文化的基础
- a substructure of timber piles
英英释义
noun
- lowest support of a structure
- it was built on a base of solid rock
- he stood at the foot of the tower
- the basic structure or features of a system or organization