- 双层床 shuāngcéngchuáng bunk bedbunk bed; double-decked bunk
- 双层公共汽车 shuāngcénggōnggòngqìchē double-decker bus
- 双层公车 shuāngcénggōngchē double-decker busPassenger bus featuring two levels
- 双层巴士 shuāngcéngbāshì double-decker busa large passenger bus with two levels; a bus that has a second floor to increase passenger capacity
- 双层公路 shuāngcénggōnglù double-decker highwayA highway with two levels of road surfaces designed to increase traffic capacity per unit of land area
- 双层公交车 shuāngcénggōngjiāochē double-decker busa bus that has two levels or decks