| 单词 | ceiling joists |
| 释义 | > as lemmasceiling joists In a large floor the main joists ( binding joists) are sometimes more widely apart, and are crossed by smaller bridging joists which bear the boards of the floor; in such a case there may be light joists beneath to bear the laths ( ceiling joists). See also trimming-joist n. at trimming n. Compounds 2.extracted from joistn.1< as lemmas |
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