Read Edit View history 柱塞 zhùsāi plunger Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 柱塞 · zhùsāi · plunger 2026/03/04 柱塞 zhùsāi plunger a sliding cylinder used in pumps, syringes, or valves to displace fluid or create pressure 这种高压泵的柱塞是由高硬度陶瓷制成的。 created sense Mar 4, 2026, 02:25 AM