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单词 poppet-valve
释义

poppet1 /popˈit/

noun
  1. A darling (short form pop)
  2. A puppet (obsolete)
  3. A doll (obsolete)
  4. A timber support used in launching a ship
  5. A lathe-head
  6. A valve that lifts bodily (also poppˈet-valve)
ORIGIN: An earlier form of puppet

poppˈet-head noun

A framework with pulleys for ropes at the top of a mineshaft

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更新时间:2025/2/10 23:23:06