Before revision:  Our EBR consistently improves the performance of the Transformer-based NMT: + 3 BLEU points on Sinhala-English , + 2.0 BLEU points on IWSLT'17 French-English, and + 1.7 BLEU points on WMT' 19 German-English tasks.
After revision:  Our EBR consistently improves the performance of the Transformer-based NMT: + 3 BLEU points on Sinhala-English , + 2.0 BLEU points on IWSLT'17 French-English, and + 1.2 BLEU on WMT' 19 German-English tasks.