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$ D# F& E' U0 [) ~晚上的Semi-Formal # O3 b$ o1 |4 }% v. i女士:小礼服, 长礼服不必 ' P; V7 F; F1 V Z男士:深色西装, 领结,燕尾服不必。