() the act of allowing an old loan or debt to continue into a new agreement with the same conditions 贷款展期；贷款延期偿还◆a rollover loan/mortgage 延期偿还贷款／抵押贷款◆The country agreed a debt rollover with the IMF. 这个国家与国际货币基金组织达成了延期偿还债务的协议。
() () a situation when money is moved from one investment to another, often without paying tax 转移（投资）
() (on web pages) an image that changes when the mouse goes over it; a technique for creating this image （网页）图像翻转◆Javascript rollover buttons Java 脚本图像翻转按钮