钉子生锈了
动力：motive power; power; dynamic
短语和例子
产生动力 make power; 原动力 motive power; 蒸汽动力 steam power; 从波浪中获得动力 obtain power from waves; 流水可以产生动力来推磨。 running water produces power to run mills2.(推动力量) motive force; driving force; impetus
短语和例子
这能成为促使社会前进的动力。 this can become a driving force for social advance. 儿童学习需要动力。 children need an impetus to study.; 动力泵 kinetic [power; power tire] pump; 动力臂 power arm; 动力车间 powerhouse; 动力传送 power transmission; 动力锤 [工业] power hammer; 动力方程 kinetic equation; 动力感 [动物学] kinaesthetic; 动力工程 power engineering; 动力工程学 dynamic engineering; 动力工业 power industry; 动力供给 [机械工程] power feed
