1. Unfortunately the plan backfired. 不幸的是,计划产生了适得其反的结果。
2. The car backfired. 这辆车回火了。
3. Given the presence of the virus, the trees' defensive tactic apparently has backfired. 鉴于病毒的存在,树木的防御策略显然适得其反。
4. Porsche, a carmaker controlled by the Piech and Porsche families, also had to be bailed out after a bid to buy Volkswagen backfired. 由皮耶希和保时捷家族控制的保时捷公司,在收购大众计划失败之后也只能等待紧急援助了。