Update README.md

README.md

@@ -17,4 +17,13 @@ configs:
   - split: train
     path: data/train-*
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-This dataset is a subset of the [`NTREX (Neural Machine Translation Test Resource for Asian Languages)`](https://github.com/MicrosoftTranslator/NTREX/tree/main), developed by Microsoft Translator. It contains parallel sentences in English (en) and Khmer (km) for machine translation research.
+This dataset is a subset of the [`NTREX (Neural Machine Translation Test Resource for Asian Languages)`](https://github.com/MicrosoftTranslator/NTREX/tree/main), developed by Microsoft Translator. It contains parallel sentences in English (en) and Khmer (km) for machine translation research.
+
+Each entry consists of:
+- `en`: Sentence in English
+- `km`: Corresponding sentence in Khmer
+
+This resource is useful for:
+- Training or evaluating Khmer ↔ English translation models
+- Benchmarks in low-resource NMT settings
+- Fine-tuning multilingual models like mBART, NLLB, or M2M100