Ceiling and ship

The invention provides a ceiling for a ship. The ceiling comprises a covering device, a traction device and a drive device. The covering device is used for covering a cabin. The traction device is penetratingly disposed on the covering device and used for driving the covering device to move. The drive device is connected with the traction device and used for driving the traction device. The traction device can be driven by the drive device so as to drive the covering device to move forwards and backwards, the cabin can be covered or uncovered at any time according to needs, when the ship is fully loaded, the drive device can be started to allow the covering device to cover the cabin in windy and rainy days, and wind and rain damage to goods can be avoided. Compared with manual covering, the ceiling is low in cost and labor intensity and high in work efficiency. The invention further provides the ship.