她穿着蓝色晚礼服去参加晚宴。

She dressed in blue evening dress to attend the banquet.

youdao

马：他们没有提及，但由于这是个很正式的晚宴，女士通常要穿晚礼服或晚宴礼服。

Ma: They didn't mention that, but since it is a very formal occasion, it is quite usual for ladies to wear evening dresses or banquet dresses.

youdao

晚宴，女宾一律要穿晚礼服。

All female guests have to wear evening dress to the party.

youdao