rollback

1.a price rollback; a rollback of military supplies.

物价回落；军用物资削减

2.a 5 per cent rollback of personal income taxes.

个人所得税回降5%。

3.Conservatives hoped for a rollback of left-wing support for the controversial new legislation.

保守希望左能撤回他们对有争议新立法支持

4.Intelligent Recovery™ enables ultra-rapid rollback of multiple damaged systems at speeds up to 90% faster than traditional restoration from tape or disk backup and reimaging, with zero data loss.

智能修技术能够快速原多个损坏系，同传带或硬盘备份和重映像原方案相比，其速度要快90%，而且不丢失任何数据。