race track effect [化學]軌道效應race track 競賽的跑道；[核] 跑道形電磁分離器race riot race relations act race relations n. 種族關(guān)系（同一國家中的）race problem race meeting （賽馬、賽車、賽跑的）比賽大會。race horse race game race formation [生物學]種形成race discrimination 種族歧視race course 跑馬道；賽馬場race card race car driver 賽車手 賽車手（書名，Race Car Driver） 賽車手（歌名，Race Car Driver）race car race and human relations [管理學]種族和人類關(guān)系race and ethnic origin [商業(yè)]種族和民族race against time 爭取時間，分秒必爭；與時間賽跑race against the clock 和時間賽跑 爭分奪秒race against 同….比賽