Subsitute learnd with learnt (globally).
Subsitute form with from (globally).
So your sentence would be corrected as such:
Quote:
Hello,every one!I'm a new comer,and I'm form China.I have learnd UNIX only one year,so don't hesitate to point my error.Thank you.......!
Quote:
Hello,every one!I'm a new comer,and I'm from China.I have learnt UNIX only one year,so don't hesitate to point my error.Thank you.......!
I believe the folks were following your advice to "point (out) my error".