前几天

It is a recent purchase of mine.

那是前几天买。

She looked at the vendor who cheated her the other day with distaste.

她厌恶地望着那个前几天曾经欺骗过她小贩。

The idea emanated from a discussion we had the other day.

这个主意是前几天一次讨论中想出。

She was a student revolutionary for a while but now she’s reverted to type. I saw her in a Mercedes the other day.

她曾经是一位支持革命，但是现她又恢复原样了。几天前看见她坐一辆梅塞德斯车里。