中文翻译与英英解释

adj.
(晚会)要求穿男礼服的。

moderately formal; requiring a dinner jacket; "he wore semiformal attire"; "a black-tie dinner"
同义词：semiformal, semi-formal,

例句与用法

Unless it is a black-tie occasion, make the invitation informal in tone .
如果不是隆重的场合，邀请要用非正式的语气。

For us this is a black-tie occasion in spirit as well as in dress .
对我们来说，无论在内心里还是在情绪上这都是一个难以用语言来形容的机会。