An object, such as a cork or a wad of cloth, used to fill a hole tightly; a stopper.
An object, such as a cork or a wad of cloth, used to fill a hole tightly; a stopper.
塞子；栓子用来填紧洞孔的物体，如软木塞或一团布；塞子
An object, such as a cork or a wad of cloth, used to fill a hole tightly; a stopper.
塞子；栓子用来填紧洞孔的物体，如软木塞或一团布；塞子