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单词 plunger pole
释义

Definition of plunger pole in English:

plunger pole

noun
  • A hollow cylindrical piston used in a pump.

Origin

Mid 19th century; earliest use found in The Civil Engineer and Architect's Journal.

Definition of plunger pole in US English:

plunger pole

noun
  • A hollow cylindrical piston used in a pump.

Origin

Mid 19th century; earliest use found in The Civil Engineer and Architect's Journal.

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更新时间:2024/12/27 19:41:51