| 单词 | mattress | 
| 释义 | mattressnoun  mat·tress  ˈma-trəs     plural mattresses   1  a    : a fabric case filled with resilient material (such as cotton, hair, feathers, foam rubber, or an arrangement of coiled springs) used either alone as a bed or on a bedstead    b    : a soft, airtight case that is designed to be inflated and used as a bed : air mattress   2   : a device (as of interwoven brush and poles) used to protect a shoreline, bank, or streambed from erosion   mattress nounas in beda cloth case that is filled with material and used as something on which to sleep They bought a new mattress with the intention of getting a more restful night's sleep. Synonyms & Similar Words Relevance 
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