相關(guān)單詞近義詞 allied 聯(lián)合的, attached 附加的, associated 聯(lián)合的, linked 連接的, added 附加的, pig-a-back 在鐵道平車上..., pickaback 騎在背上肩上...臨近詞piggy, piggy-backing, piggyback board, piggyback rights, piggy backsystem, piggyback system, piggyback twistor, piggyback control, piggyback traffic, piggyback service, piggy back system相似詞pigeonhole, piggy, piggy bank, piggy in the middle, pigheaded, piglet, pigment, pigmentation, 返回 piggyback