【一句话翻译】score an own goal

• 汉译英: 注意: 用足球专用术语: 伤停补时

         亚洲球队再获胜！伊朗补时连进两球 2-0击败威尔士

• English to Chinese, only translate the highlighted part

When humans started spreading across the globe they discovered a world full of huge, mythical-sounding mammals called “megafauna”, but by the end of the Pleistocene, one by one, these large animals had disappeared. There is no smoking gun and evidence from ancient crime scenes is – unsurprisingly – patchy. But what investigators have learned suggests a prime suspect: humans.

•      Idiom/ score an own goal

The government's new recycling programme had scored an own goal, actually it generated more waste.