long-lived /ˈlɒŋˈlɪvd;ˈlɔːŋ-/ a. 1. 长(寿)命的；有长寿特征的 The pike is the longest-lived of any freshwater fish. 狗鱼是淡水鱼中最长命的。 2. 历时长久的；使用期长的，经久耐用的 a long-lived friendship 绵长的友谊 A successful textbook is long-lived and stays in print for several years. 成功的教科书使用期长，还可重版好几年。