• n. 拖车；[电视] 预告片；追踪者
• vi. 乘拖车式活动房屋旅行
• vt. 用拖车载运

trail,拖，拉，-er,表物。引申词义拖车，拉车，后用于指电影预先片，即先拖出来的东西。 train 火车，列车，行列，一系列，训练，受训

trailer (n.)

1580s, "hound or huntsman that follows a trail," agent noun from trail (v.). From 1610s as "Something that trails." From 1890 as "vehicle pulled by another;" originally a small carriage drawn along by a bicycle. Meaning "preview of a coming movie" first attested 1928. Trailer park "mobile home community" recorded by 1936. Trailer trash in use by 1986.

1. Before driving away, re-check the trailer coupling.

开走之前，再检查一下拖车的挂钩。

来自柯林斯例句

2. A trailer was attached to the rear of the truck.

卡车后面挂了一辆拖车。

来自《权威词典》

3. a car towing a trailer with a boat on it

拖着一辆载有小船的拖车的小汽车

来自《权威词典》

4. to unhitch a trailer

卸掉拖车

来自《权威词典》

5. I watched a trailer for the screenplay of his memoirs.

我看过以他的回忆录改编成电影的预告片.

来自《简明英汉词典》