单词 | mattress |
释义 | mattress /ma"tris/, n. 1. a large pad for supporting the reclining body, used as or on a bed, consisting of a quilted or similarly fastened case, usually of heavy cloth, that contains hair, straw, cotton, foam rubber, etc., or a framework of metal springs. 2. See air mattress. 3. a mat woven of brush, poles, or similar material, used to prevent erosion of the surface of dikes, jetties, embankments, dams, etc. 4. a layer of concrete placed on bare ground, as to provide a footing; mat. 5. a layer of any material used to cushion, protect, reinforce, or the like. [1250-1300; ME materas < OF < It materasso < Ar matrah mat, cushion] |
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