详细解释:n. 家常便饭
英语解释：
名词 potluck:
whatever happens to be available especially when offered to an unexpected guest or when brought by guests and shared by all例句：
Shall we go out for dinner tonight? Or would you rather stay home and take potluck?咱们今晚是到外边去吃饭呢？你还是愿意留在家里凑合着吃顿便饭？