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treenail是什么意思

treenail

美['triːˌneɪl]  英['triːneɪl]
n.  大木钉;木栓
  异体字:trenail
  近义词:trunnel,trenail,

英英释义

Noun
  1. a wooden peg that is used to fasten timbers in shipbuilding; water causes the peg to swell and hold the timbers fast
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