Acoustic vibrations of a glass.

玻璃的声学振动。

youdao

But for materials where you have vibrations, acoustic vibrations, those are low frequency.

但是对于一些有低频振动的材料，如声学振动。

youdao

Using a small acoustic microphone in the device, vibrations caused by a user scratching or tapping on a tabletop are detected and used as input signals.

通过在设备中使用小型的声学麦克风，用户在屏幕上轻划或是轻拍而产生的震动就能被检测出来并作为输入信号。

youdao

Since the tech modifies the guitar's natural harmonics and string vibrations, the LEV-96 is getting cozy on both traditional acoustic guitars and those outfitted with pickups in its present state.

ENGADGET: Moog's LEV-96 sensoriactuator prototype wields touch control of 96 simultaneous harmonics, we go eyes-on (video)