柯林斯词典abutment /əˈbʌtmənt/ (also abuttal) 1. N the state or process of abutting 毗连 返回 abutment剑桥词典[ 可数名词：有复数形式的名词 ] a structure that is built to support an arch (= a curved top on two supports , that holds the weight of something above it), or the end of a bridge 桥台；拱座 [ 不可数或单数名词：没有复数形式的名词 ] the process of supporting something using an abutment 使用桥台或拱座提供的支撑 返回 abutment