How to ignore?

Hi rooters!
I have a data file(test.txt).The volume of file is 20GB.Text editor could not open.
The file looks like :
a b c
1.5 2.5 4.1
1.7 4.8 1.1
… … …
How to ignore first line at the file reading?

See, e.g.


I would say Сережа Брин will help you (Mosh!?) :smiley: