→备注:"Placing a Sign Of The Vessel on a Fish Pond will turn it into a counter of how many fish are inside, with an image of the fish visible on the sign, and the number of fish in the pond in the lower right corner.",quoted from English wiki page of a sign of vessel.(link goes https://stardewvalleywiki.com/Sign_Of_The_Vessel) This item is translated into 船标 in chinese.