spoiling tactic
noun [ C usually plural ] uk/ˈspɔɪ.lɪŋ ˌtæk.tɪk/ us/ˈspɔɪ.lɪŋ ˌtæk.tɪk/
破坏行为；捣乱计划
an action or plan that is intended to spoil or stop what someone else is doing or planning
She hit out at the spoiling tactics of a group of MPs who deliberately caused a parliamentary bill to fail. 她对一些议员故意捣乱使立法程序失败的行为进行攻击。