脈沖
It's a device that converts sound to electrical impulses. 它是一種轉(zhuǎn)化聲音到電子脈沖的一種設(shè)備。
In television, the scene is translated into electric impulses. 在電視里,場(chǎng)景被轉(zhuǎn)變?yōu)殡娒}沖。