annul improperly registered trademarks
撤销注册不当商标
to quash an indictment
撤销起诉
annul a concession agreement
中断租让合同
annul all outdated rules
废除一切陈规
quash militia violence
镇压民兵暴力事件
annul a subcontract
废除分包合同
annul a visa already issued
宣布签证作废
annul the tendering process
取消招标
quash a court judgment
撤销法庭判决
annul a letter of credit
取消信用证