西服起源于欧洲，西装的结构源于北欧南下的日尔曼民族服装。据说当时是西欧渔民穿的，他们终年与海洋为伴，在海里谋生、着装散领、少扣、捕起鱼来才会方便。
The Suit - originated in Europe, the structure of the suits originated from the Nordic South Germanic ethnic costume. It was said to be worn by Western European Fishermen as making a living in the sea wearing loose collared tops, less buckle, will help fishing more convenient.
它以人体活动和体形等特点的结构分离组合为原则，形成了以打褶、分片、分体的服装缝制方法，并以此确立了日后流行的服装结构模式。也有资料认为，西装源自英国王室的传统服装。
The design is based on the principle of separation and combination of human activities and body shape. It is a utility model that characterized in a
garment sewing method. One that is pleated, divided and divided is formed, and established the clothing structure and popularised after. There are history data that shows that there are also suits from the British royal family in their traditional clothing.
它是以男士穿同一面料成套搭配的三件套装，由上衣、背心和裤子组成。在造型上延续了男士礼服的基本形式，属于日常服中的正统装束，使用场合甚为广泛，并从欧洲影响到国际社会，成为世界指导性服装，即国际服。
The traditional royal clothing consists of wearing the same fabric with a complete set of three suits-- A coat, a vest and a pair of trousers. It became the shape of the continuation of the basic forms of men's dress, belonging to the daily dress of the orthodox dress, very extensive use of the occasion, from Europe to the international community, to become the world's leading clothing.
