Jackie Robinson had difficulty on and off the baseball field, but he did not let that interfere with his game.

VOA: special.2009.04.05

They used light-sensitive molecules to turn on and off nerve cells in the deep brain structure of mice.

VOA: special.2009.04.07

They would soon become a famous couple both on and off the movie screen.

VOA: special.2009.09.20

A signal from the TV tells each side of the glasses when to turn on and off, showing each eye slightly different images that create the sense of depth.

VOA: special.2010.01.26

He received death threats on and off the field.

VOA: special.2009.04.05

"Someone could attack the industrial control systems that control all the valves, all the distribution systems, and are used to turn on and off various aspects involved with energy and the electrical power grid and oil and gas distribution networks,".

VOA: standard.2009.08.11

In recent years, a shining city grew in the desert of Dubai on and even off -- the Gulf coast.

VOA: special.2009.12.04

You would not want to get off one horse and on to another in the middle of a river.

VOA: special.2009.07.12

Post would fly the plane. On June twenty-third,nineteen thirty-one, Post and Gatty took off from Roosevelt Field in New York.

VOA: special.2011.04.27

The team of students and research volunteers set off on a three-week boat trip to examine the area.

VOA: special.2009.09.22

His tall hat flew off and soldiers found it on the ground with a bullet hole through it.

VOA: special.2010.05.10

"In short,our goal is to get G.M.back on its feet, take a hands-off approach and get out quickly."

VOA: special.2009.06.05

For example, you might see a W.W.E.wrestler jump off the ropes and land on top of his opponent.

VOA: special.2010.02.19

He sent right off for Scoresby, and put his arms around him and hugged him on the field in front of all the armies.

VOA: special.2010.03.27