柱塞
Traditional form:
柱塞
Pinyin (reading):
zhùsāi
Definitions:
- plunger
- (automotive) piston
Characters:
- 柱 - to lean on; pillar, post, support
- 塞 - to stop up, to seal, to cork, to block; pass, frontier; fortress
Traditional characters:
柱塞
zhùsāi