例如在下面這兩個句子裏,This can be done in a casual backyard picnic setting or a potluck dinner at your home,宴會不需太隆重,在自家後院辦個休閒的野餐聚會或者在家舉行百味晚宴即可,It's easier to have a potluck dinner than have the host cook everything,準備一場自己帶菜的自助聚餐,比作東煮全部的菜簡單多了,在這兩個句子中,potluck dinner指的是白樂餐,potluck dinner這個短語你學會了嗎?