He activated the door with the miniature sonic transmitter.

他用微型声波发射器开启了门。

柯林斯例句

The sound waves of the voice could be diagramed as in B.

这个声音的声波如图B所示。

柯林斯例句

Sound waves will not travel through a vacuum.

声波在真空里不能传播.

《简明英汉词典》

Sound waves cannot travel through a vacuum.

声波不能在真空中传播.

《简明英汉词典》

Speech is made up of sound waves that vary in frequency and intensity.

语音是由不同频率和强度的声波组成的。

柯林斯例句

The ear has a set of filaments to vibrate in resonance with incoming sound-waves.

耳朵里有一组细丝能和进入的声波产生共振。

柯林斯例句

Like bats, they send out sound waves and make sense of their environment from the echoes they receive back.

像蝙蝠一样，它们发出声波，然后根据收到的回音来了解周围的环境。

柯林斯例句

Sound waves, light waves, and radio waves have a certain frequency, or number of waves per second.

声波、光波或无线电波等都有特定的频率，或者说是每秒的波数。

柯林斯例句

You can't hear waves of such a high frequency.

如此高频率的声波是无法听到的。

辞典例句

Different notes have different distances between the tops of the waves.

音调不同,声波波峰之间的距离也不同.

辞典例句

This wave of excess density is sound.

这种过剩密度的波就是声波.

辞典例句

This firmly establishes the nature of the oscillations as low acoustic eigenmodes of the subphotospheric layers.

这就确凿地证实了振荡的本质是次光球层的低频声波本征模式.

辞典例句

The disturbance is sound wave, conforming to the laws of acoustic propagation in solids.

这种扰动是种声波, 它遵从在固体中声波的传播规律.

辞典例句

Suppose the speakers both emit a pure sinusoidal sound wave of constant frequency.

假定两个扬声器都发射恒定频率的纯正弦声波.

辞典例句

The sound waves from the plane can speed on ahead of the plane.

来自飞机的声波能跑到飞机的前面.

辞典例句