所有译文

last month I bought a synthesizer.With my synthesizer , I can record any sound I want and play the sound back.For example,I soetimes record a bird singing. My friends love listening to the music I play.No one's ever paid me for any of my compositions yet,but there's always hope.

In its early stages of development, television included only those devices employing a combination of optical, mechanical and electronic technologies to capture, transmit and display a visual image.