When the pulse-generator sends an ultrasonic pulse to the wireless electrode, the sonic energy causes a receiver in the electrode to vibrate.
当其向无线电极发出超声脉冲时，电极中的接收器会因音波能量而震动。
2
Sounds are classified into two kinds: sonic and ultrasonic.
声波分为两类，即普通声波与超声波。
3
Energy absorption and sonic and ultrasonic vibration may reflect the status of internal damage, but both techniques are more suitable for assessing bruise susceptibility.