potluck
n. 家常便饭；百乐餐（每人自带一个菜的家庭聚会）
例句
The event will kick off with a potluck.
该活动将以吃一顿百家饭启动。
《柯林斯英汉双解大词典》
If they drop by, I'll make a potluck supper.
如果他们顺访这里，我就做一个大杂烩当晚饭。
If it's not a potluck, where everyone brings a dish, the host will possibly answer, "No, just yourself."
如果不是每人带一道菜的聚餐，主人很可能会回答：“不用，人来了就行。”
