请问论文中的grounding-based 和ground怎么翻译，是什么意思？
to support grounding of speech and audio, and grounding-based QA tasks in Qwen-Audio-Chat, such as
finding the starting and ending time of an audio segment mentioning a person’s name or identifying whether
a sound occurs in the given audio
请问论文中的grounding-based 和ground怎么翻译，是什么意思？ to support grounding of speech and audio, and grounding-based QA tasks in Qwen-Audio-Chat, such as finding the starting and ending time of an audio segment mentioning a person’s name or identifying whether a sound occurs in the given audio