工人们用打桩机将钢梁打入河床以建造新桥。

Workers used a ___piledriver to drive steel beams into the riverbed for the new bridge.

那名摔跤手用一个极具破坏力的打桩机动作将对手的头砸在垫子上，令观众震惊。

The wrestler stunned the audience with a devastating ___piledriver that drove his opponent's head into the mat.

他的论证就像打桩机一样有力，彻底击垮了对方的观点。

His argument was a ___piledriver that completely demolished the opposing view.