epoch,steps,src2trg,trg2src
0,-1,0.948,0.919
1,-1,0.947,0.92
2,-1,0.948,0.918
3,-1,0.945,0.923
4,-1,0.948,0.919
5,-1,0.946,0.919
6,-1,0.948,0.921
7,-1,0.947,0.921
8,-1,0.946,0.923
9,-1,0.948,0.923