white bow tie

If the invitation says black tie this means a dinner suit for men with a black or white bow tie.

如果邀请函上说黑色领结，这意味着男士穿晚宴套装并且佩带一个黑色或白色的蝴蝶结领结。

Sporting a tuxedo and a white bow tie, Zhou, 43, a stand-up comedian, delivers rapid-fire jokes, mostly about life in Shanghai.

穿着无尾晚礼服系着白色的领结，周立波，一个43岁的独角戏喜剧演员，讲着连珠炮似的笑话，大部分都是关于在上海的生活的。

On formal occasions, an evening suit or tails are worn, but with a white bow tie or white waistcoat to distinguish him from the normal wear of the guests.

在正式场合，应穿上晚礼服或者燕尾服，配上白色蝴蝶结或者白色马甲，以便和穿正式礼服的客人区别开来。