 This workpresents  pre-training and fine-tuning as a simplified but more effective approach of differentiating between the two data.
<meaning-changed>  This workpresents  pre-training and fine-tuning as a simplified but more effective approach of differentiating between the two data.
 This workpresentstag-less back-translation pre-training and fine-tuning as a simplified but more effective approach of differentiating between the two data.