n.<英>汽车,(铁道上的)电动车
Her trainer paced her on a motorcar following her slowly.
她的教练骑着一辆摩托慢慢跟随着她为她测步速.
He raced his bicycle against a motorcar.
他骑自行车与汽车比赛速度.
There is keen competition between the two motorcar firms.
两家汽车公司之间存在着激烈的竞争.