- (formal)
something that supports or forms the basis of an argument, a claim, etc. 加強,鞏固,構成(…的基礎等) the theoretical underpinnings of the study 這項研究的理論基礎
- (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 支撐: 通過在其下放置金屬,混凝土等來支撐牆壁並使其堅固的行爲;支撐牆壁的金屬,混凝土等The only way to save the building is through extensive underpinning. 拯救這座建築的唯一方法是進行大規模的托換。