相关单词同义词plunger, stop, cock, 近义词 plunger 活塞临近词pit, pistol, Pistons, Pistoni, Pistone, Pistono, Pistonesi, pistonrod, pistonstem, piston pin, piston air, piston spy相似词piste basher, pistil, pistol, pistol-whip, pit, pit bull terrier, pit of your stomach idiom, pit pony, 返回 piston