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		un·der·pin·ning AHD[ŭnʹdər-pĭn'ĭng] D.J.[ˈʌndəˌpɪnɪŋ]K.K.[ˈʌndɚˌpɪnɪŋ]n.(名词)- Material or masonry used to support a structure, such as a wall.基础材料:用于支撑结构的材料或砖石建筑,例如墙
 
 - Often underpinnings A support or foundation. 常作 underpinnings 支撑或基础
 
 - Often underpinnings Informal The human legs. 常作 underpinnings 【非正式用语】  人腿
 
 
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