I finally finished the report in the small hours, when the city was silent and most people were asleep.

Please check the hospital website for updated surgery hours before you visit.

The radio show starts new segments at the tops of the hours to keep listeners tuned in.

Buses leave at the bottoms of the hours, so arrive a few minutes early.

We logged thirty girl-hours at the community center this month to quantify mentoring time.

We recorded several kilogirl-hours of volunteer work during the summer program.

She divided her practice into quarter-hours to stay focused.

The regional grid stored over 500 megawatt-hours of renewable energy last month.

The new battery can store 120 ampere-hours, enough to power the device for several days.

Last year, the national grid consumed nearly 40 terawatt-hours of electricity.