墩座[dūn zuò]
词典pier base：墩座。
pier base
1. pedestalabutment：pedate leaf ==> 鸟足状叶 | pedestal abutment ==> 墩座 | pedestal base ==> 轴架底座
2. 墩座的解释
2. pierbase：pier and arch system ==> 墩拱系统 | pier base ==> 墩座 | pier cap ==> 墩帽