一介

yī jiè wén rén

一介文人

mere intellectual

tā sǐ shí shì yī jiè qǐ gài

他死时是一介乞丐。

He died as a beggar.

yī jiè bù yī

一介布衣

ordinary people

yī jiè bù qǔ

一介不取

not take a single straw