automatic curb sender造句

例句与造句

1. In conjunction with the latter, he also devised an automatic curb sender, a kind of telegraph key for sending messages on a cable.
2. The "'automatic curb sender "'was a kind of telegraph key, invented by William Thomson, 1st Baron Kelvin for sending messages on a submarine cable, as the well-known Wheatstone transmitter sends them on a land line.
3. It's difficult to find automatic curb sender in a sentence. 用automatic curb sender造句挺难的