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形容词背靠背的; 连续的，一个接一个的
名词连排式房屋（侧面和背面相连接）（英式英语）
1. back-to-back在线翻译
1. （胜利等）一个接着一个的，连续的 Back-to-back wins or victories are victories that are gained one after another without any defeats between them.
e.g. ...their first back-to-back victories of the season. 他们在本赛季的第一次连胜
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adj
1. one after the other
e.g. back-to-back home runs
Synonym: consecutive