joist

noun

/dʒɔɪst/

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单词	joist
释义	joist noun /dʒɔɪst/ /dʒɔɪst/ jump to other results a long thick piece of wood or metal that is used to support a floor or ceiling in a building Extra Examples Lift any loose floorboards and inspect the joists. Check that all the floorboards are securely attached to their joists. The ceiling joists must be fire protected. The joists are then nailed into position. Wordfinder cement construction foundation girder joist masonry plaster rubble scaffolding site Topics Buildingsc2 Word Originlate Middle English giste, from Old French, ‘beam supporting a bridge’, based on Latin jacere ‘lie down’.
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