Before revision:  However, they were inadequate to capture correlations between aspects and sentiments. Moreover , the annotated aspect term might be unavailable in real-world scenarios which may challenge the existing methods to give correct forecasting .
After revision:  In these methods, aspect terms are always provided in both training and testing process which may degrade aspect-level analysis into sentence-level prediction. However , the annotated aspect term might be unavailable in real-world scenarios which may challenge the existing methods to give correct forecasting .