Her only substantial time away was four years at Princeton University.

He also devoted substantial time to his own private museum of ornithology.

Elephants are able to spend substantial time working on problems.

But he devoted substantial time to calling for keeping the age threshold at 6 to require action.

We are willing to commit substantial time and financial resources to do so.

If you didn't spend substantial time in a particular position, include the dates anyway.

Beginning in 2007, Tony has spent substantial time working on projects with the foundation.

Most paleontologists work in universities, and have substantial free time only during the summer.

"Sir, you have a lengthy criminal record without having done substantial time in jail," she says at last.

Not all of these copyright owners, however, have the same resources to bring a federal lawsuit, which can require substantial time, money, and effort.