Employees were taught to mirror a guest's volume and rhythm of speech to put him at ease, Moser says.
他说，员工被教导根据顾客讲话的音量和节奏来反应，这样可以让顾客平静。
2
With full control of volume levels handed to the system, the computer could automatically lower the din on one channel and allow the speech to come through as a pleasant relief.
只要将音量水平的控制权交给系统，计算机就可以自动降低一个声道的声音，让语音发出悦耳的声音。
3
Speech disorders may be problems ...with the pitch, volume or quality of the voice.