hw to use list in c#

I have used list in C#
a b
list0 ->row1.column1 row1.column2
list1->row2.column1 row2.column2
list2->row3.column1 row3.column2

i printed like
consol.writelin(list[0].a,list[0].b);

i need lik
consol.writeline(list[0]) whihc should print that row fully
for list[1]-shd print that row fully.....