装在汽车、电车等尾部标明行车路线或编号的牌子rear number plate(Britain); rear license plate(US)

• 装上标志路号的尾牌

  install a rear number plate that indicates the route number

• 有的驾车人没有开车执照，有的车卸去了尾牌。

  Some drivers do not have a license, and some cars have had their rear number plate removed.