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单词 girder
释义

WordReference Random House Learner's Dictionary of American English © 2024
gird•er /ˈgɜrdɚ/USA pronunciation   n. [countable]
  1. Building, Civil Engineeringa large beam, as of steel, reinforced concrete, or timber, used for supporting buildings, structures, etc.

WordReference Random House Unabridged Dictionary of American English © 2024
gird•er  (gûr′dər),USA pronunciation n. 
  1. Building, Civil Engineeringa large beam, as of steel, reinforced concrete, or timber, for supporting masonry, joists, purlins, etc.
  2. Building, Civil Engineeringa principal beam of wood, steel, etc., supporting the ends of joists.
  • gird1 + -er1 1605–15
gird′er•less, adj. 

Collins Concise English Dictionary © HarperCollins Publishers::
girder /ˈɡɜːdə/ n
  1. a large beam, esp one made of steel, used in the construction of bridges, buildings, etc
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