| 词汇 | rollover |
| 释义 | rollover noun [ C ] uk/ˈrəʊl.əʊ.vər/ us/ˈroʊl.oʊ.vɚ/ （比赛或彩票奖金由于没人获得而累计入下一期的）累积，滚动增加 a situation in which a prize has not been won in a competition and is added to the prize offered in the next competition a rollover week 奖金累积滚入下一期的一周 |
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