a large, heavy hammer used for such jobs as breaking rocks and driving in fence posts (用于锤岩石和篱笆打桩的)大锤 ■[as modifier]powerful; forceful 强有力的;有力的 sledgehammer blows. 强有力的打击。 ■[as modifier](figurative)ruthless, insensitive, or using unnecessary force (喻)无情的;麻木不仁的;用力过大的 under his sledgehammer direction, anything of subtlety is swamped. 在他鲁莽的指挥下,任何精细的东西都被糟蹋掉了。