double deck sedan car

例句：

1. 1.This double deck sedan car is very comfortable for long journeys.
   这辆双层对开式轿车长途旅行非常舒适。
2. 2. The double deck sedan car was the first model to be introduced in this city.
   双层对开式轿车是这个城市首次推出的车型。
3. 3. The double deck sedan car has become a popular choice for families with young children.
   双层对开式轿车已成为有小孩家庭的首选。