n (1)电动机，引擎(device that changes electric power into mechanical power)[C]：a small electric～一台小电动机;start the～发动引擎;〖同〗engine;

(2)汽车(car)[C](旧用法)(joc)：look for a second-hand～找(买)二手汽车;

(3)内燃机(engine，esp an internal-combustion engine)[C]：an outboard～船外发动机;

adj (1)汽车的(of，by or for motor vehicles)[作attrib]：a～accident/trip/mechanic/magazine/sports汽车事故/汽车旅行/汽车修理工/汽车杂志/快车运动;the～trade/industry汽车贸易/工业;～insurance/racing 汽车保险/大赛;the M～Show 汽车展览;

(2)由发动机驱动的(driven by a motor)[作attrib]：a～mower/boat/car/bicycle(cycle)电动割草机/机动艇/机动车(铁路上用的)/摩托车;M～vehicles are not allowed in this street.这条街道禁止机动车行驶。

(3)引起(肌肉)运动的(giving motion;relating muscles that produce movement)[作attrib]：～nerves 运动神经;have～control(大脑)肌肉活动的控制;sb's～function某人的运动功能;

vi (1)开(乘)车去(走)(drive;travel by car or ride in a motor vehicle)[I，I+prep，I+adv]：The guy is really～ing.这个家伙在开快车。～to the coast/through Italy开车到海边/穿过意大利;often～down from London 常从伦敦乘车来;We～ed home at weekend.我们周末开车回家。〖同〗drive;

→′motoring n 开车;′motorist n开汽车的人;′motorized -ised adj 机动(化)的;给(部队等)装备机动车辆;′motorcade n汽车长列;′motorway n高速公路