natural language understanding

例句：

1. 1. TheAI assistant can understand natural language input andprovide responses.
   AI助手可以理解自然语言输入并提供响应。
2. 2. The machine learning model was trainedto understand natural language data.
   机器学习模型被训练来理解自然语言数据。
3. 3. The chatbot is designed to understand natural language queriesand provide relevant information.
   聊天机器人被设计来理解自然语言查询并提供相关信息。