| 单词 | box beam |
| 释义 | box beam (once / 3939771 pages) n WORD FAMILY box beam: box beams USAGE EXAMPLESHe disassembled the box beams on the ceiling of the living and dining rooms and flipped them over to expose unspoiled wood. Los Angeles Times(Sep 22, 2016) Box beams attached to the upstairs railings provide support. Washington Post(Apr 10, 2015) n a beam built up from boards; has a hollow rectangular cross section Syn|Hyper box girder beam long thick piece of wood or metal or concrete, etc., used in construction |
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