ultra-, 超过的，极其的，-son, 声音，词源同sound.

1. He measured the speed at which ultrasonic waves travel along the bone.

他测出了超声波穿过骨头的速度。

2. Some systems utilize other types of sensors, as thermal sensors, ultrasonic sensors.

某些系统使用其他型态的感测器, 例如热感测器 、 ultrasonic感测器等.

3. Set up ultrasonic wire bonding laboratory.

成立超声波电子焊接实验室。

4. Modern medical technology like type-B ultrasonic checks can reveal the fetus gender.

现在的医疗仪器例如B超是可以分辨出胎儿的性别的。

5. It was very necessary for people to take type-B ultrasonic inspection regularly.

定期进行B超检查是十分必要的。