这些名词均有“宴会”之意。
banquet : 指正式而盛大的宴会或国宴。
- Medieval banquets are held in the castle once a month.
每月在城堡中举行一次中世纪风格的宴会。 - a state banquet in honour of the visiting President
为来访总统举办的国宴 - Last night he attended a state banquet at Buckingham Palace.
昨晚他出席了在白金汉宫举行的国宴。
feast : 指筵席酒席，有时可与banquet换用，但前者强调共享欢乐的气氛。
- "What a feast!" she said, surveying all the dishes on the table.
“多丰盛的宴席啊！”她一边打量着桌上的菜肴，一边说道。 - a wedding feast
婚宴
dinner : 普通用词，含义广。本义指一日的主餐，但多用于指宴请客人的正式的一餐。
- We were just having (our) dinner.
我们正在吃晚餐。 - We had some friends over for dinner on Saturday.
星期六我们请了一些朋友来吃晚饭。 - a romantic candlelit dinner
浪漫的烛光晚餐 - They held a dinner to celebrate his retirement.
他们举行晚宴来庆祝他退休。 - a charity/society dinner
慈善／社交晚宴
party : 指一般的社交聚会，也引申指宴请或宴会。
- a birthday party
生日聚会 - a farewell party
欢送会 - a dinner party (= a small, sometimes formal party where a meal is eaten)
晚宴 - UK a fancy-dress (US costume) party (= a party where people wear clothes that make them look like someone or something else)
（美国）化装舞会 - Peter has/gives/throws really wild parties.
彼得举办的聚会很疯狂。
