trail·er /ˈtrelɚ/
  拖曳者,拖車,追蹤者
  trailer
  尾錄
  trailer
  標尾
  trailer
  尾部
  Trail·er n. One who, or that which, trails.
  4. A part of an object which extends some distance beyond the main body of the object; as, the trailer of a plant.
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  trailer
       n 1: someone who takes more time than necessary; someone who lags
            behind [syn: dawdler, drone, laggard, lagger]
       2: an advertisement consisting of short scenes from a motion
          picture that will appear in the near future [syn: preview,
           prevue]
       3: a large transport conveyance designed to be pulled by a
          truck or tractor
       4: a wheeled vehicle that can be pulled by a car or truck and
          is equipped for occupancy [syn: house trailer]