quash

His conviction was quashed in March 1986 after his counsel argued that the police evidence was all lies.

他的辩护人举证说明了警方的证据是一派谎言，于是对他的判决于1986年3月被撤销了。

The revolt was swiftly quashed by government troops.

叛乱很快就被政府军镇压下去了。