countermand

v. /ˌkaʊn.tɚˈmænd/ C2

撤回；取消（命令）

To cancel or reverse a previous order.

仙境例句

The Queen shouted “Off with her head!” but the King quickly tried to countermand the order.

王后大喊“砍掉她的头！”，可国王赶紧想撤销这道命令。