piggybacked
ˈpɪgi:ˌbækt
基本解释
v. 背着, 肩驮( piggyback的过去式和过去分词 )
英文释义
v ride on someone's shoulders or back
v haul truck trailers loaded with commodities on railroad cars
v haul by railroad car
v support on the back and shoulders
v bring into alignment with
词形变化
上一个单词：piggyback service
下一个单词：piggybacking