一畝三分地
yī​mǔ​sān​fēn​dì

small piece of land

Senses

一亩三分地/ 一畝三分地 yī​mǔ​sān​fēn​dì small piece of land

literally a plot of land measuring 1.3 亩 mǔ; used to describe a very small or narrow area of land

一亩三分地/ 一畝三分地 yī​mǔ​sān​fēn​dì one's turf

one's own small sphere of influence or personal territory

References

see 一亩三分地/一畝三分地 → 亩/畝