underpinnings

📖 中文释义

(underpinning 的复数) n. 基础材料, 支承结构

🧩 词形变化

原形 underpinning

📘 English Definition（英文释义）

plural of underpinning
v support from beneath
v support with evidence or authority or make more certain or confirm

← underpinning U 字母词表 underpins →