He claimed he was the victim of a dirtytrickscampaign.
他声称自己是一场使用卑鄙手段竞选的受害者。
《柯林斯英汉双解大词典》
2
Two of Miss Park’s supporters in the assembly, Hong Sa-duk and Lee Sung-hun, have accused Mr Lee’s office of dirtytricks, saying they have been the targets of a smear campaign.