He carefully modulated his voice.

他仔细地调节了自己的声音。

Their noise modulated to a concerted menacing growl punctuated by sharp yaps.

它们的喧闹声逐渐变为整齐划一的、带有威胁性的吼叫，还夹杂着刺耳的狂吠。

Her voice was modulated to a ghostly cheerfulness.

她的声音是愉快的，但做作得可怕。

She has a very monotonous voice; she should have it modulated.

她的声音很单调，应该加以调整。

In the online world, these risks are modulated, both amplified and attenuated.

在网络世界里，这些风险被调整了。