It was enough for the canal to act as an amplifier for every sound in his body .
这已经足够让半规管作为体内每处声音的放大器了。
The internet has proved a powerful amplifier of public scepticism in china , especially since twitter-like services began to take off a couple of years ago .
Also known as the " little plastic triangle , " it became the first working solid-state amplifier .
这个又被称之为“塑料小三角”的装置成为世界上首个能够工作的固态信号放大器。
If you only have an old turntable and no amplifier , you will need to amplify the signal using a pre-amplifier before plugging it into the pc sound card .
