盛宴用英语怎么说？

盛宴

...a sumptuous feast...

sumptuous

adj. 豪华的，奢侈的，腆，美奂美轮；

例句
The portraits and sumptuous ornaments, and the gold clock, show that this is not just any old front room.
墙上挂的画像、奢华的装饰和那座金钟都表明这可不是一间普普通通的客厅。

feast

n. 盛会，宴会，宗教节日，使人欢快的事物（或活动）；vi. 大吃大喝，享用美食，参加宴会；vt. 款待（某人），宴请（某人）；

例句
The feast was served by his mother and sisters...
这顿美餐是他母亲和他的姐妹们准备的。