例句與造句

1. NASA rover signals Earth after landing Mars.
2. As for the other rover, if Opportunity touches down safely it should signal Earth within minutes of landing, just as Spirit did.
3. The combination of the mains earth and signal earth creates a receiving loop that produces an interference signal proportional to the area within the earth loop.
4. The ship's mission was to map the planet and, if it was habitable, it would signal Earth and then, while waiting for the colonists to arrive, terraform the planet.
5. As with most mediumwave transmitters, a good " signal earth " is important and this is assured by the waterlogged nature of the ground on which it is built.
6. It's difficult to find signal earth in a sentence. 用signal earth造句挺難的