adj.半正式的

I had never been to a semiformal dance before, and now was my chance. 我以前從沒有參加過這種半正式的舞會，這次可是我的機(jī)會。

A man's dress jacket,usually black with satin or grosgrain lapels,worn for formal or semiformal occasions. 夜小禮服、晚餐服男式的禮服外套，通常是黑色，有亞麻的或粗絲綢的翻領(lǐng)，在正式或半正式場合穿著

A man's dress jacket, usually black with satin or grosgrain lapels, worn for formal or semiformal occasions. 夜小禮服、晚餐服男式的禮服外套，通常是黑色，有亞麻的或粗絲綢的翻領(lǐng)，在正式或半正式場合穿著

For formal or semiformal functions, conventional or modified versions of national dress will be suitable. 在正式或半正式場合，最好穿正規(guī)或稍微改變的民族服裝。

he wore semiformal attire; a black-tie dinner. 他穿著半正式的服裝；要求穿半正式服裝的宴會。