The Campbell government has been hoisted by its own petard by a lot of its pre-election rhetoric.坎贝尔政府为谋求当选而说的许多空话已经使其自食其果。It was indeed a clever plan to entrap his opponent, but finally he was hoist by his own petard.这实在是个使他的敌手落入圈套的好计策，然而最后却是搬石头砸自己的脚。