petards英 [pɛˈtɑːdz]美 [ˈpɛtərdz]网络 鞭炮双语例句The students were hoist by their own petards, however, as Granada decided to transmit the programme anyway.不过,学生们聪明反被聪明误,格拉纳达最终还是决定要转播这个节目。