- (formal)
something that supports or forms the basis of an argument, a claim, etc. 加强,巩固,构成(…的基础等) the theoretical underpinnings of the study 这项研究的理论基础
- (specialist)
the act of supporting a wall and making it stronger by putting metal, concrete (= a hard building material), etc. under it; the metal, concrete, etc. that supports the wall 支撑: 通过在其下放置金属,混凝土等来支撑墙壁并使其坚固的行为;支撑墙壁的金属,混凝土等The only way to save the building is through extensive underpinning. 拯救这座建筑的唯一方法是进行大规模的托换。