Some long-term professional punters have switched from racing.
Yegorov was not a trained long-term professional cosmonaut and returned to medical practice.
There's a lot to be said for long-term professional service at a time like this".
And threatening an editor with a suddenly weaponized cell phone is probably not a great long-term professional play.
As a Marine officer in Afghanistan and Iraq, however, I learned that the victors on today's battlefields are long-term, professional soldiers.
"Michael remembers to simply enjoy himself better than any long-term professional writer I know," Jonathan Lethem, a fellow novelist and a friend of Chabon's, says.
I know that if someone is judging me purely on looks it doesn't bode well for a long-term professional relationship.
There also are many relatively short-term groups drawn together for specific projects, such as fraud and armed robbery, from a pool of long-term professional criminals.
Over the years, Corbett, who has died aged 85, and his long-term professional partner, Ronnie Barker, created some of the most memorable and frequently repeated moments in British comedy.
It would help the agencies much more if people could help with long-term professional tasks related to their skill set: accounting, working on computers, public relations, fund-raising, graphic design or even organizing other volunteers.
