"We are all concerned about Iran running out the clock on us on their nuclear program,".

VOA: standard.2009.09.17

The clock could tell the correct time in two places, meeting the requirements for learning longitude on the sea.

VOA: special.2010.07.14

Behind her,in the little room over the porch, a tiny clock ticked loudly on its shelf near the end of the bed.

VOA: special.2010.05.15

Back on Earth, space scientists and engineers worked around the clock to design and test new ideas to help the astronauts survive.

VOA: special.2009.07.22

Mister Harrison had to develop a clock that was not affected by the movement of a ship on the ocean or changes in temperature or atmospheric pressure.

VOA: special.2010.07.14

The clock stood on the shelf near the end of the bed.

VOA: special.2010.05.15

It was twelve o'clock when we knocked on Ebenezer's front door.

VOA: special.2011.01.22

A senior U.S.official acknowledges the clock is ticking on showing the effectiveness of America's multibillion dollar attempt to rebuild Afghanistan.

VOA: standard.2009.09.04

Senators return at seven o'clock Thursday morning to vote on the bill, which would provide about access to health insurance coverage.

VOA: standard.2009.12.24

It will house 8,000 people in tents. Fifty security guards will be on duty around the clock.

VOA: standard.2010.03.29

"Three or four hours before I could fall asleep. I wake up three o'clock in the morning with the same stuff on my mind, tossing and turning.

VOA: standard.2010.05.04