The company has two seconds in command.

The winning goal was scored in the dying seconds of the match.

The seconds-in-command are responsible for assisting the leaders in making decisions.

Light seconds are a unit of measurement used to describe the distance that light travels in one second.

I measured the light output in lumen-seconds.

The lumen seconds are used to measure the total amount of light emitted over a period of time.

The joule-seconds are a unit of measurement used to quantify energy.

I found some cosmetic seconds at the store.

The race was won by the eighty-seconds.

The fifty-seconds are lining up for the race.