1. The malleus is one of the three small bones in the middle ear.
耳镫骨是中耳的三块小骨头之一。
2. The blacksmith used a malleus to shape the hot metal.
铁匠用铁锤来锻造热金属。
3. The mechanic used a malleus and a chisel to remove the rusty nut.
机械师使用铁锤和凿子拆除生锈的螺母。