唉，对很多人来说，挨饿是家常便饭。

For many people, alas, hunger is part of everyday life.

《牛津词典》

接下来，我们谈到很多家常事，我的农夫朋友也一改扯胡子的暴躁脾气，变得十分友善。

We then fell to talking of many commonplace things, and my friend did not once toss up his beard, but was very friendly.

youdao

饮食禁忌和形体忧虑对很多人来说都成了家常便饭。

Eating problems and body distress now constitute an ordinary part of everyday life for many people and many families.

youdao