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单词 backstay
释义 backstay
backstay1
 /bak"stay'/,  n.  
  1.  Mach.   a supporting or checking piece in a mechanism.
  2.  Building Trades.   an anchored tension member, as a cable, permanently or temporarily supporting a compression member, as a tower or pole, subject to a pull above its base from the opposite direction.
  3. a strip of leather at the back of a shoe used for reinforcement and sometimes to connect the quarters.
 [1860-65; BACK1 + STAY2]
backstay2
 /bak"stay'/,  n.  
 Naut. any of various shrouds forming part of a vessel's standing rigging and leading aft from masts above a lower mast to the sides or stern of the vessel in order to reinforce the masts against forward pull.
 [1620-30; BACK1 + STAY3]
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更新时间:2024/11/10 13:33:44