trailer

n 1 (a) truck or other wheeled container pulled by another vehicle 拖车; 挂车: They packed the food and camping equipment in the trailer. 他们把食物和野营用具都装上拖车上了. (b) (esp US) = caravan. 2 series of short extracts from a film or TV programme, shown in advance to advertise it （电影或电视节目的）预告片.

traffic, traffic circle, traffic indicator, traffic island, traffic jam, traffic warden, traffic-light (also `stoplight), trafficator, trafficker, tragedian, tragedienne, tragedy, tragic, tragically, tragicomedy, tragicomic, trail, trail off, trail-blazer, trail-blazing, train, train compartment, train set, train-bearer, train-spotter, trainee, trainer, training, training-college, trainman, traipse, trait, traitor, traitorous, trajectory, tram, tramlines, trammel, trammels, tramp,