请输入您要查询的英文单词：
单词
underpinning
释义
underpinning
NOUN
C
/ˈʌndəˌpɪnɪŋ/
1
an important basic part of something that allows it to succeed or continue to exist 基础；根据
2
a strong piece of metal or concrete that supports something such as a wall 基础材料；金属底座；混凝土墙基