Semi-Formal or After Five means that tuxes are not required, nor are long dresses. An evening wedding (after 6 PM) would still dictate dark suits for him, and a cocktail dress for her. Daytime semi-formal events mean a suit for him and an appropriate short dress or dressy suit for her. * r/ v" p4 k3 u, D0 E$ I& }晚上的Semi-Formal 6 i$ b" m& `& r: G女士:小礼服, 长礼服不必 8 [- [8 {$ l$ o8 u& f8 L男士:深色西装, 领结,燕尾服不必。