相关单词同义词piston, stop, cock, 近义词 diver 跳水者, piston 活塞plumber's helper, 装有把手的吸盘..., speculator 投机者临近词plunk, plunge, plungermold, plunger arm, plunger cam, plunger key, plunger tip, plunger jig, plunger rod, plunger pin, plunger gear, plunger stop相似词plunder, plunge, plunge (sb/sth) into sth, plunge in/plunge into sth, plunging, plunk, pluot, plural, 返回 plunger