轨道 用英语:

He did not go into Earth orbit.

Many moons orbit around Saturn.

A satellite was launched into orbit to monitor melting glaciers.

The president announced that the United States would put a satellite into orbit.

How many satellites have been put into orbit round the earth?

It takes 165 years for Neptune to orbit around the sun.

The satellite is orbiting our planet and sending signals.

He put his finger on the cause of the rocket's failure to orbit.

We came fearfully close to the Sun's orbit because we launched from the wrong side of Mercury.

They succeeded in putting an artificial satellite in orbit.

How is a satellite launched into orbit?

He orbited the Earth.

The satellite orbits the Earth every 48 hours.

The Moon orbits the Earth, and the Earth and the other planets orbit the sun.

The orbit around Sirius is elliptical.