、轻艇和渔船

1. Warships: Warships are large, heavily armed vessels designed for combat. They are typically used by navies and other military forces to protect their nations' interests at sea.
2. Junks: Junks are a type of Chinese sailing vessel that have been in use since the 4th century BC. They typically feature a flat bottom and high sides, and are propelled by up to four sails.
3. Dinghies: Dinghies are small open boats, usually with one or two sails, that can be used for recreational purposes or transportation across short distances of water.
4. Fishing Boats: Fishing boats are vessels designed for catching fish in both coastal and offshore waters, using various types of fishing gear and methods such as trawling and trolling.