家常便饭[ jiā cháng biàn fàn ]

⒈ 接待客人，未作准备的普通膳食或一顿饭。英potluck; ordinary meal; simple fare; homely food;

⒉ 比喻经常发生司空见惯的事。例笑在眉头，歌在喉头，盛会好景，差不多是家常便饭。——叶圣陶《微波》英daily diet; all in a day's work; bread and cheese; common occurence; daily lot; routine;

⒈ 见“家常茶饭”。