短语词组短语petard d 爆竹Petard Theorique 火花言论Best Petard Simulator 烟花模拟器安卓版;烟花模拟器修改版Hoist with your own petard 搬起石头砸了自己的脚hoist with his own petard 吐丝自缚;造茧自缚hoist by his own petard 作茧自缚hoist with one 's own petard 作茧自缚 返回 petard