maintenance-free

/meyn-tuh-nuhns-free/US // ˈmeɪn tə nənsˌfri //

免维护,免维修,无需维护,免维护的

Definitions

adj.形容词 adjective

If anything the work the two cops and the maintenance guy were doing deserves more respect and probably helped a lot more people.
In other words, the free thinker defending freedom of thought.
Tend to your own garden, to quote the great sage of free speech, Voltaire, and invite people to follow your example.
But no more so than the Sodexo building maintenance man or the two cops who were also killed in the crossfire.
The simple, awful truth is that free speech has never been particularly popular in America.
What need to look to right or left when you are swallowing up free mile after mile of dizzying road?
It seemed to free her of a responsibility which she had blindly assumed and for which Fate had not fitted her.
If we can free this State of Yankees, we will accomplish more than your armies down south have.
The voice of the orator peculiarly should be free from studied effects, and responsive to motive.
Above all, he was amazed to hear me talk of a mercenary standing army in the midst of peace and among a free people.