倾斜沙发 - NSL - TCH-545

倾斜沙发（British English,U.S. English),^[1]also known as asofaorsettee(加拿大英语andBritish English），是家具for seating two or three people in the form of a长椅, witharmrests, that is partially or entirely软垫，并且经常适合springsand tailored垫子。尽管沙发主要用于座位, it may be used forsleeping。^[4]In homes, couches are normally found in the family room,living room，书房或休息室。它们有时在非住宅环境（例如酒店）中发现，大堂com的mercial offices,候车室, and bars.

术语couchis predominantly used inIreland,北美,南非and澳大利亚whereas the termssofaandsettee(u和non-u) are generally used in the英国。The wordcouch起源于Middle English来自老法语nouncouche，它源自动词，意为“躺下”。^[5]它最初表示躺着或睡觉的家具，^[6][7]有点像chaise longue, but now refers to sofas in general.^{[需要引用]}The wordsofa来自Turkish和来源于Arabic单词suppa(“wool”), originating in theAramaic单词西帕(“mat“).^[8]Joseph Pubillones inA Little Shimmer Goes a Long Wayspecifies that the main difference between the couch and the sofa is that «couches can be used for reclining or laying upon» so acouchwould «best be used to describe an upholstered piece in a family room» while the termsofa«used predominantly in England and Ireland denotes a tone of formality, hence a sofa is more appropriate word for the upholstered piece in the living room».

最常见的沙发类型是两人座，有时被称为loveseat座，专为坐在两个人的位置而设计，沙发有两个或更多的垫子座。截面沙发，通常仅称为“截面”，由多个部分（通常为两个，三个和四个）形成，通常包含至少两个以90度或稍大的角度连接的片段，用于包装在墙壁或其他家具周围。

Other variants include thedivan,fainting couch(backless or partial-backed) and the canapé (an ornamental three-seater). To conserve space, some sofas double asbedsin the form of沙发床,沙发床, or蒲团。

A furniture set consisting of a sofa with two matchingchairs^[10]被称为“切斯特菲尔德套房”^[11]or “living room suite.”^[12]Also in the UK, the wordchesterfield意味着1900年代的任何沙发，但现在描述了一个深扣的沙发，通常由皮革制成，手臂和背部具有相同的高度。^[13]The first leather chesterfield sofa, with its distinctive deep buttoned, quilted leather upholstery and lower seat base, was commissioned by菲利普·斯坦霍普（Philip Stanhope），切斯特菲尔德第四伯爵（1694–1773）。^[13]

In加拿大英语,chesterfieldas equivalent to a couch or sofa^[14]is widespread among older Canadians, but the term is quickly vanishing according to one survey done in theGolden Horseshoe区域Ontarioin 1992.