1726, "foundation, part of a building which supports another part," from sub- + structure (n.). Earlier in this sense was substruction (1620s). Related: Substructural.
双语例句
1. a substructure of timber piles
木桩下部结构
来自《权威词典》
2. The substructure is a box - on - box design for easy installation.
采用无棚绳前开口型井架,整体起升, 低位 安装,方便快捷.
来自互联网
3. Seepage is one of the ubiquitous problems in substructure work.
地下工程结构渗漏是地下建筑物中普遍存在的问题.
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4. Have you fixed the derrick substructure in position?
