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. / C s4 r( S4 S晚上的Semi-Formal & Q, o0 L. `1 r8 N& X5 p
女士:小礼服, 长礼服不必# H' K- ?, P# t# t7 G* Z& i
男士:深色西装, 领结,燕尾服不必。