1N-COUNT [usually singular](彩票奖金的)累积,顺延,滚动增加 In a lottery draw, a rollover is a prize that includes the prize money from the previous draw, because nobody won it. (彩票奖金的)累积,顺延,滚动增加
2N-COUNT [usually singular](贷款等的)延期,展期 In finance, a rollover is when a loan or other financial arrangement is extended. (贷款等的)延期,展期
3N-COUNT 翻车;翻船;倾翻 A rollover is an incident where a vehicle or boat turns over completely, usually finishing the right way up. 翻车;翻船;倾翻
It is hoped anti-lock brakes will prevent rollovers.