For reverberation, the pickup is dominated by a direct sound, and the appropriate amount of...

For reverberation, the pickup is dominated by a direct sound, and the appropriate amount of reverberation sounds thicker, and it is recommended that the pickup direct sound be around 90%. However, the reverberation sound after 50ms will affect the language comprehensibility, and it is recommended that the sound energy reached within 50ms accounts for more than 80%.