To be so poor that a single set of clothes must be shared for going out, and one can only afford to eat once every two days, signifying extreme destitution.
在那个艰难的时代，许多普通家庭都过着易衣而出，并日而食的艰苦生活，努力维持生计。
In that difficult era, many ordinary families lived a tough life, sharing one set of clothes for outings and eating only once every two days, striving to make ends meet.
Era:
Ancient
Frequency:
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