n. machine that converts other forms of energy into mechanical energy and so imparts motionn. a nonspecific agent that imparts motion
n. 马达, 发动机, 原动力, 汽车a. 马达的, 发动机的, 汽车的, 发动的vt. 推动, 以汽车载运vi. 乘汽车, 驾车