quash

警方迅速采取行动，果断镇压了这场骚乱。

The police took swift action to ___quash the riot decisively.

上诉法院撤销了定罪，裁定关键证据是通过非法搜查获得的。

The appellate court ___quashed the conviction, ruling that crucial evidence had been obtained through an illegal search.

CEO 召开全公司视频会议以平息关于公司要被卖给竞争对手的持续传闻。

The CEO held a company-wide video call to ___quash the persistent rumor that the firm was being sold to a competitor.