Read Edit View history 活塞 huósāi piston Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 活塞 · huósāi · piston 2026/03/04 活塞 huósāi piston piston 活塞在气缸内上下移动。 noun created sense Mar 4, 2026, 02:25 AM