Before revision:  In this paper, we focus on improving Chinese SLU by flexibly injecting word information , which has shown effectiveness for various Chinese NLP tasks . Previous studies on Chinese SLU do not consider the word information, failing to detect the word boundaries that are beneficial for intent detection and slot filling.
After revision:  In this paper, we focus on improving Chinese SLU by flexibly injecting word information . Previous studies on Chinese SLU do not consider the word information, failing to detect the word boundaries that are beneficial for intent detection and slot filling.